22021000021202 has 96 divisors (see below), whose sum is σ = 41455150571520. Its totient is φ = 8695822262400.

The previous prime is 22021000021187. The next prime is 22021000021271. The reversal of 22021000021202 is 20212000012022.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2060535503 + ... + 2060546189.

It is an arithmetic number, because the mean of its divisors is an integer number (431824485120).

Almost surely, 2^{22021000021202} is an apocalyptic number.

22021000021202 is a deficient number, since it is larger than the sum of its proper divisors (19434150550318).

22021000021202 is a wasteful number, since it uses less digits than its factorization.

22021000021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13496 (or 13489 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22021000021202 its reverse (20212000012022), we get a palindrome (42233000033224).

The spelling of 22021000021202 in words is "twenty-two trillion, twenty-one billion, twenty-one thousand, two hundred two".