110210000010021 has 32 divisors (see below), whose sum is σ = 167092257024000. Its totient is φ = 71755582845744.

The previous prime is 110210000010017. The next prime is 110210000010029. The reversal of 110210000010021 is 120010000012011.

It is a happy number.

110210000010021 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 110210000010021 - 2² = 110210000010017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 110210000009985 and 110210000010012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110210000010029) 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, 3200350 + ... + 15187568.

It is an arithmetic number, because the mean of its divisors is an integer number (5221633032000).

Almost surely, 2^{110210000010021} is an apocalyptic number.

It is an amenable number.

110210000010021 is a deficient number, since it is larger than the sum of its proper divisors (56882257013979).

110210000010021 is a wasteful number, since it uses less digits than its factorization.

110210000010021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11995190 (or 11995184 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 110210000010021 its reverse (120010000012011), we get a palindrome (230220000022032).

The spelling of 110210000010021 in words is "one hundred ten trillion, two hundred ten billion, ten thousand, twenty-one".