2100021211022 has 32 divisors (see below), whose sum is σ = 3726325771200. Its totient is φ = 868472575488.

The previous prime is 2100021211009. The next prime is 2100021211027. The reversal of 2100021211022 is 2201121200012.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 2100021210988 and 2100021211006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100021211027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 788747 + ... + 2195942.

It is an arithmetic number, because the mean of its divisors is an integer number (116447680350).

Almost surely, 2^{2100021211022} is an apocalyptic number.

2100021211022 is a deficient number, since it is larger than the sum of its proper divisors (1626304560178).

2100021211022 is a wasteful number, since it uses less digits than its factorization.

2100021211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2986460.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2100021211022 its reverse (2201121200012), we get a palindrome (4301142411034).

The spelling of 2100021211022 in words is "two trillion, one hundred billion, twenty-one million, two hundred eleven thousand, twenty-two".