2100031020022 has 16 divisors (see below), whose sum is σ = 3401967895200. Its totient is φ = 966499345152.

The previous prime is 2100031020019. The next prime is 2100031020023. The reversal of 2100031020022 is 2200201300012.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 2100031019984 and 2100031020011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100031020023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114396522 + ... + 114414877.

It is an arithmetic number, because the mean of its divisors is an integer number (212622993450).

Almost surely, 2^{2100031020022} is an apocalyptic number.

2100031020022 is a deficient number, since it is larger than the sum of its proper divisors (1301936875178).

2100031020022 is a wasteful number, since it uses less digits than its factorization.

2100031020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228811767.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 2100031020022 its reverse (2200201300012), we get a palindrome (4300232320034).

The spelling of 2100031020022 in words is "two trillion, one hundred billion, thirty-one million, twenty thousand, twenty-two".