21032201012112 has 40 divisors (see below), whose sum is σ = 60370206610080. Its totient is φ = 7010733670560.

The previous prime is 21032201012111. The next prime is 21032201012113. The reversal of 21032201012112 is 21121010223012.

21032201012112 is a `hidden beast` number, since 210 + 322 + 0 + 1 + 0 + 121 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (21032201012111) and next prime (21032201012113).

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

It is not an unprimeable number, because it can be changed into a prime (21032201012111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24342824814 + ... + 24342825677.

It is an arithmetic number, because the mean of its divisors is an integer number (1509255165252).

Almost surely, 2^{21032201012112} is an apocalyptic number.

It is an amenable number.

21032201012112 is an abundant number, since it is smaller than the sum of its proper divisors (39338005597968).

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

21032201012112 is a wasteful number, since it uses less digits than its factorization.

21032201012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48685650508 (or 48685650496 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 21032201012112 its reverse (21121010223012), we get a palindrome (42153211235124).

The spelling of 21032201012112 in words is "twenty-one trillion, thirty-two billion, two hundred one million, twelve thousand, one hundred twelve".