22202121012202 has 16 divisors (see below), whose sum is σ = 33711215046912. Its totient is φ = 10965592289520.

The previous prime is 22202121012191. The next prime is 22202121012223. The reversal of 22202121012202 is 20221012120222.

It is a super-2 number, since 2×22202121012202² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22202121012202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135657874 + ... + 135821437.

It is an arithmetic number, because the mean of its divisors is an integer number (2106950940432).

Almost surely, 2^{22202121012202} is an apocalyptic number.

22202121012202 is a deficient number, since it is larger than the sum of its proper divisors (11509094034710).

22202121012202 is a wasteful number, since it uses less digits than its factorization.

22202121012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271479813.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22202121012202 its reverse (20221012120222), we get a palindrome (42423133132424).

The spelling of 22202121012202 in words is "twenty-two trillion, two hundred two billion, one hundred twenty-one million, twelve thousand, two hundred two".