112020432550 has 48 divisors (see below), whose sum is σ = 226152525312. Its totient is φ = 41035680000.

The previous prime is 112020432521. The next prime is 112020432569. The reversal of 112020432550 is 55234020211.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 595951 + ... + 761050.

It is an arithmetic number, because the mean of its divisors is an integer number (4711510944).

Almost surely, 2^112020432550 is an apocalyptic number.

112020432550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112020432550 is an abundant number, since it is smaller than the sum of its proper divisors (114132092762).

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

112020432550 is a wasteful number, since it uses less digits than its factorization.

112020432550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357153 (or 1357148 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 112020432550 its reverse (55234020211), we get a palindrome (167254452761).

The spelling of 112020432550 in words is "one hundred twelve billion, twenty million, four hundred thirty-two thousand, five hundred fifty".