2102021012022 has 32 divisors (see below), whose sum is σ = 4386921396480. Its totient is φ = 670195093920.

The previous prime is 2102021011997. The next prime is 2102021012111. The reversal of 2102021012022 is 2202101202012.

It is a junction number, because it is equal to n+sod(n) for n = 2102021011992 and 2102021012010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7532872 + ... + 7806932.

It is an arithmetic number, because the mean of its divisors is an integer number (137091293640).

Almost surely, 2^{2102021012022} is an apocalyptic number.

2102021012022 is an abundant number, since it is smaller than the sum of its proper divisors (2284900384458).

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

2102021012022 is a wasteful number, since it uses less digits than its factorization.

2102021012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329668.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2102021012022 its reverse (2202101202012), we get a palindrome (4304122214034).

The spelling of 2102021012022 in words is "two trillion, one hundred two billion, twenty-one million, twelve thousand, twenty-two".