110021200002021 has 32 divisors (see below), whose sum is σ = 182908532505600. Its totient is φ = 57148823854080.

The previous prime is 110021200001819. The next prime is 110021200002061. The reversal of 110021200002021 is 120200002120011.

It is not a de Polignac number, because 110021200002021 - 2⁹ = 110021200001509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110021200001988 and 110021200002006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021200002061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18403491 + ... + 23637488.

It is an arithmetic number, because the mean of its divisors is an integer number (5715891640800).

Almost surely, 2^{110021200002021} is an apocalyptic number.

110021200002021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110021200002021 is a deficient number, since it is larger than the sum of its proper divisors (72887332503579).

110021200002021 is a wasteful number, since it uses less digits than its factorization.

110021200002021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42052329.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110021200002021 its reverse (120200002120011), we get a palindrome (230221202122032).

The spelling of 110021200002021 in words is "one hundred ten trillion, twenty-one billion, two hundred million, two thousand, twenty-one".