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232020223231 = 8571381196043
BaseRepresentation
bin1101100000010101111…
…0111010010011111111
3211011212212222120011011
43120011132322103333
512300134134120411
6254331050340051
722522451233336
oct3300536722377
9734785876134
10232020223231
118a443404905
1238b7312a627
1318b580bc524
14b33096ad1d
15607e607c21
hex36057ba4ff

232020223231 has 8 divisors (see below), whose sum is σ = 232460349264. Its totient is φ = 231580493760.

The previous prime is 232020223219. The next prime is 232020223249. The reversal of 232020223231 is 132322020232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 232020223231 - 27 = 232020223103 is a prime.

It is a super-2 number, since 2×2320202232312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232024223231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1085496 + ... + 1281538.

It is an arithmetic number, because the mean of its divisors is an integer number (29057543658).

Almost surely, 2232020223231 is an apocalyptic number.

232020223231 is a deficient number, since it is larger than the sum of its proper divisors (440126033).

232020223231 is a wasteful number, since it uses less digits than its factorization.

232020223231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198281.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 232020223231 its reverse (132322020232), we get a palindrome (364342243463).

The spelling of 232020223231 in words is "two hundred thirty-two billion, twenty million, two hundred twenty-three thousand, two hundred thirty-one".

Divisors: 1 857 1381 196043 1183517 168008851 270735383 232020223231