12101202201100 has 36 divisors (see below), whose sum is σ = 26270836137000. Its totient is φ = 4838411320960.

The previous prime is 12101202201097. The next prime is 12101202201103. The reversal of 12101202201100 is 110220210121.

It is an interprime number because it is at equal distance from previous prime (12101202201097) and next prime (12101202201103).

It is not an unprimeable number, because it can be changed into a prime (12101202201103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25634425 + ... + 26102224.

It is an arithmetic number, because the mean of its divisors is an integer number (729745448250).

Almost surely, 2^{12101202201100} is an apocalyptic number.

12101202201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12101202201100 is an abundant number, since it is smaller than the sum of its proper divisors (14169633935900).

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

12101202201100 is a wasteful number, since it uses less digits than its factorization.

12101202201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51739002 (or 51738995 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12101202201100 its reverse (110220210121), we get a palindrome (12211422411221).

The spelling of 12101202201100 in words is "twelve trillion, one hundred one billion, two hundred two million, two hundred one thousand, one hundred".