202112111432 has 48 divisors (see below), whose sum is σ = 480906843120. Its totient is φ = 78744976800.

The previous prime is 202112111417. The next prime is 202112111479. The reversal of 202112111432 is 234111211202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23431694 + ... + 23440317.

It is an arithmetic number, because the mean of its divisors is an integer number (10018892565).

Almost surely, 2^202112111432 is an apocalyptic number.

202112111432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

202112111432 is an abundant number, since it is smaller than the sum of its proper divisors (278794731688).

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

202112111432 is a wasteful number, since it uses less digits than its factorization.

202112111432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46872042 (or 46872031 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 202112111432 its reverse (234111211202), we get a palindrome (436223322634).

The spelling of 202112111432 in words is "two hundred two billion, one hundred twelve million, one hundred eleven thousand, four hundred thirty-two".