110102202021 has 16 divisors (see below), whose sum is σ = 171344461824. Its totient is φ = 61576914864.

The previous prime is 110102202019. The next prime is 110102202031. The reversal of 110102202021 is 120202201011.

It is not a de Polignac number, because 110102202021 - 2¹ = 110102202019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110102201988 and 110102202006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110102202011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55775205 + ... + 55777178.

It is an arithmetic number, because the mean of its divisors is an integer number (10709028864).

Almost surely, 2^110102202021 is an apocalyptic number.

It is an amenable number.

110102202021 is a deficient number, since it is larger than the sum of its proper divisors (61242259803).

110102202021 is a wasteful number, since it uses less digits than its factorization.

110102202021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111552440.

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

Adding to 110102202021 its reverse (120202201011), we get a palindrome (230304403032).

The spelling of 110102202021 in words is "one hundred ten billion, one hundred two million, two hundred two thousand, twenty-one".