120201211112100 has 72 divisors (see below), whose sum is σ = 348900441734208. Its totient is φ = 31950589852800.

The previous prime is 120201211112093. The next prime is 120201211112137. The reversal of 120201211112100 is 1211112102021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120201211112100.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 644071819 + ... + 644258418.

Almost surely, 2^{120201211112100} is an apocalyptic number.

120201211112100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120201211112100 is an abundant number, since it is smaller than the sum of its proper divisors (228699230622108).

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

120201211112100 is a wasteful number, since it uses less digits than its factorization.

120201211112100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288330565 (or 1288330558 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120201211112100 its reverse (1211112102021), we get a palindrome (121412323214121).

The spelling of 120201211112100 in words is "one hundred twenty trillion, two hundred one billion, two hundred eleven million, one hundred twelve thousand, one hundred".