110021000012 has 48 divisors (see below), whose sum is σ = 252679822080. Its totient is φ = 40609252800.

The previous prime is 110020999969. The next prime is 110021000021. The reversal of 110021000012 is 210000120011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9394439 + ... + 9406142.

It is an arithmetic number, because the mean of its divisors is an integer number (5264162960).

Almost surely, 2^110021000012 is an apocalyptic number.

It is an amenable number.

110021000012 is an abundant number, since it is smaller than the sum of its proper divisors (142658822068).

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

110021000012 is a wasteful number, since it uses less digits than its factorization.

110021000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18800622 (or 18800620 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 110021000012 its reverse (210000120011), we get a palindrome (320021120023).

The spelling of 110021000012 in words is "one hundred ten billion, twenty-one million, twelve", and thus it is an aban number.