2200022001021 has 16 divisors (see below), whose sum is σ = 3180207340800. Its totient is φ = 1344773382720.

The previous prime is 2200022001013. The next prime is 2200022001043. The reversal of 2200022001021 is 1201002200022.

It is not a de Polignac number, because 2200022001021 - 2³ = 2200022001013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2200022000988 and 2200022001006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200022001091) 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, 189292245 + ... + 189303866.

It is an arithmetic number, because the mean of its divisors is an integer number (198762958800).

Almost surely, 2^{2200022001021} is an apocalyptic number.

It is an amenable number.

2200022001021 is a deficient number, since it is larger than the sum of its proper divisors (980185339779).

2200022001021 is a wasteful number, since it uses less digits than its factorization.

2200022001021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378596276.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2200022001021 its reverse (1201002200022), we get a palindrome (3401024201043).

The spelling of 2200022001021 in words is "two trillion, two hundred billion, twenty-two million, one thousand, twenty-one".