120011220021200 has 60 divisors (see below), whose sum is σ = 291181678536588. Its totient is φ = 47529196032000.

The previous prime is 120011220021197. The next prime is 120011220021229. The reversal of 120011220021200 is 2120022110021.

It can be written as a sum of positive squares in 6 ways, for example, as 84979246144 + 119926240775056 = 291512^2 + 10951084^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1485246977 + ... + 1485327776.

Almost surely, 2^{120011220021200} is an apocalyptic number.

120011220021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120011220021200 is an abundant number, since it is smaller than the sum of its proper divisors (171170458515388).

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

120011220021200 is a wasteful number, since it uses less digits than its factorization.

120011220021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2970574872 (or 2970574861 counting only the distinct ones).

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

Adding to 120011220021200 its reverse (2120022110021), we get a palindrome (122131242131221).

The spelling of 120011220021200 in words is "one hundred twenty trillion, eleven billion, two hundred twenty million, twenty-one thousand, two hundred".