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232012222020 = 223451943117489
BaseRepresentation
bin1101100000010100000…
…0011000111001000100
3211011212022221001120000
43120011000120321010
512300130112101040
6254330203041300
722522323230235
oct3300500307104
9734768831500
10232012222020
118a43993a437
1238b70510230
1318b5654a697
14b32d88708c
15607da77130
hex3605018e44

232012222020 has 240 divisors, whose sum is σ = 767959315200. Its totient is φ = 58474275840.

The previous prime is 232012222007. The next prime is 232012222027. The reversal of 232012222020 is 20222210232.

232012222020 is a `hidden beast` number, since 2 + 320 + 122 + 220 + 2 + 0 = 666.

232012222020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 232012221984 and 232012222002.

It is not an unprimeable number, because it can be changed into a prime (232012222027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 13257436 + ... + 13274924.

It is an arithmetic number, because the mean of its divisors is an integer number (3199830480).

Almost surely, 2232012222020 is an apocalyptic number.

232012222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232012222020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383979657600).

232012222020 is an abundant number, since it is smaller than the sum of its proper divisors (535947093180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

232012222020 is a wasteful number, since it uses less digits than its factorization.

232012222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17960 (or 17949 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 232012222020 its reverse (20222210232), we get a palindrome (252234432252).

The spelling of 232012222020 in words is "two hundred thirty-two billion, twelve million, two hundred twenty-two thousand, twenty".