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112020022220 = 22517931290509
BaseRepresentation
bin110100001010011101…
…0011110001111001100
3101201010212102201220212
41220110322132033030
53313404111202340
6123243345501552
711043650323031
oct1502472361714
9351125381825
10112020022220
1143564422767
12198633418b8
13a742b64822
1455c95b1388
152da9612a65
hex1a14e9e3cc

112020022220 has 24 divisors (see below), whose sum is σ = 236556255600. Its totient is φ = 44557683392.

The previous prime is 112020022201. The next prime is 112020022237. The reversal of 112020022220 is 22220020211.

It is a junction number, because it is equal to n+sod(n) for n = 112020022195 and 112020022204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15641675 + ... + 15648834.

It is an arithmetic number, because the mean of its divisors is an integer number (9856510650).

Almost surely, 2112020022220 is an apocalyptic number.

112020022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112020022220 is an abundant number, since it is smaller than the sum of its proper divisors (124536233380).

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

112020022220 is a wasteful number, since it uses less digits than its factorization.

112020022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31290697 (or 31290695 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 112020022220 its reverse (22220020211), we get a palindrome (134240042431).

The spelling of 112020022220 in words is "one hundred twelve billion, twenty million, twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 179 358 716 895 1790 3580 31290509 62581018 125162036 156452545 312905090 625810180 5601001111 11202002222 22404004444 28005005555 56010011110 112020022220