120220012100100 has 216 divisors, whose sum is σ = 400480686533088. Its totient is φ = 27610337433600.

The previous prime is 120220012100063. The next prime is 120220012100117. The reversal of 120220012100100 is 1001210022021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 49266189 + ... + 51648788.

It is an arithmetic number, because the mean of its divisors is an integer number (1854077252468).

Almost surely, 2^{120220012100100} is an apocalyptic number.

120220012100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120220012100100 is an abundant number, since it is smaller than the sum of its proper divisors (280260674432988).

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

120220012100100 is a wasteful number, since it uses less digits than its factorization.

120220012100100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100915043 (or 100915017 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120220012100100 its reverse (1001210022021), we get a palindrome (121221222122121).

The spelling of 120220012100100 in words is "one hundred twenty trillion, two hundred twenty billion, twelve million, one hundred thousand, one hundred".