22012100202 has 48 divisors (see below), whose sum is σ = 45765712512. Its totient is φ = 7057774080.

The previous prime is 22012100197. The next prime is 22012100207. The reversal of 22012100202 is 20200121022.

It is an interprime number because it is at equal distance from previous prime (22012100197) and next prime (22012100207).

It is not an unprimeable number, because it can be changed into a prime (22012100207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1359418 + ... + 1375514.

It is an arithmetic number, because the mean of its divisors is an integer number (953452344).

Almost surely, 2^22012100202 is an apocalyptic number.

22012100202 is an abundant number, since it is smaller than the sum of its proper divisors (23753612310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22012100202 is a wasteful number, since it uses less digits than its factorization.

22012100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16431 (or 16402 counting only the distinct ones).

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

Adding to 22012100202 its reverse (20200121022), we get a palindrome (42212221224).

The spelling of 22012100202 in words is "twenty-two billion, twelve million, one hundred thousand, two hundred two".