120220011122100 has 72 divisors (see below), whose sum is σ = 359830929867360. Its totient is φ = 30953198263680.

The previous prime is 120220011122083. The next prime is 120220011122111. The reversal of 120220011122100 is 1221110022021.

It is a super-2 number, since 2×120220011122100² (a number of 29 digits) contains 22 as substring.

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 120220011122100.

It is a congruent number.

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, 6909187342 + ... + 6909204741.

Almost surely, 2^{120220011122100} is an apocalyptic number.

120220011122100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120220011122100 is an abundant number, since it is smaller than the sum of its proper divisors (239610918745260).

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

120220011122100 is a wasteful number, since it uses less digits than its factorization.

120220011122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13818392129 (or 13818392122 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120220011122100 its reverse (1221110022021), we get a palindrome (121441121144121).

The spelling of 120220011122100 in words is "one hundred twenty trillion, two hundred twenty billion, eleven million, one hundred twenty-two thousand, one hundred".