12200010222100 has 36 divisors (see below), whose sum is σ = 26836680036124. Its totient is φ = 4813154714880.

The previous prime is 12200010222061. The next prime is 12200010222143. The reversal of 12200010222100 is 122201000221.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 330439684 + 12199679782416 = 18178^2 + 3492804^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 835609839 + ... + 835624438.

Almost surely, 2^{12200010222100} is an apocalyptic number.

12200010222100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200010222100 is an abundant number, since it is smaller than the sum of its proper divisors (14636669814024).

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

12200010222100 is a wasteful number, since it uses less digits than its factorization.

12200010222100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671234364 (or 1671234357 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12200010222100 its reverse (122201000221), we get a palindrome (12322211222321).

The spelling of 12200010222100 in words is "twelve trillion, two hundred billion, ten million, two hundred twenty-two thousand, one hundred".