21032101131112 has 32 divisors (see below), whose sum is σ = 39765560728320. Its totient is φ = 10428250754880.

The previous prime is 21032101131101. The next prime is 21032101131137. The reversal of 21032101131112 is 21113110123012.

It is a self number, because there is not a number n which added to its sum of digits gives 21032101131112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18134208 + ... + 19259119.

It is an arithmetic number, because the mean of its divisors is an integer number (1242673772760).

Almost surely, 2^{21032101131112} is an apocalyptic number.

It is an amenable number.

21032101131112 is a deficient number, since it is larger than the sum of its proper divisors (18733459597208).

21032101131112 is a wasteful number, since it uses less digits than its factorization.

21032101131112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37393921 (or 37393917 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 21032101131112 its reverse (21113110123012), we get a palindrome (42145211254124).

The spelling of 21032101131112 in words is "twenty-one trillion, thirty-two billion, one hundred one million, one hundred thirty-one thousand, one hundred twelve".