12200122120100 has 18 divisors (see below), whose sum is σ = 26474265000834. Its totient is φ = 4880048848000.

The previous prime is 12200122120093. The next prime is 12200122120111. The reversal of 12200122120100 is 102122100221.

It can be written as a sum of positive squares in 3 ways, for example, as 55775324224 + 12144346795876 = 236168^2 + 3484874^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61000610501 + ... + 61000610700.

Almost surely, 2^{12200122120100} is an apocalyptic number.

12200122120100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200122120100 is an abundant number, since it is smaller than the sum of its proper divisors (14274142880734).

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

12200122120100 is a wasteful number, since it uses less digits than its factorization.

12200122120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122001221215 (or 122001221208 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12200122120100 its reverse (102122100221), we get a palindrome (12302244220321).

The spelling of 12200122120100 in words is "twelve trillion, two hundred billion, one hundred twenty-two million, one hundred twenty thousand, one hundred".