120022013100 has 72 divisors (see below), whose sum is σ = 378833128128. Its totient is φ = 29096244800.

The previous prime is 120022013081. The next prime is 120022013107. The reversal of 120022013100 is 1310220021.

It is a super-2 number, since 2×120022013100² (a number of 23 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (120022013107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18181854 + ... + 18188453.

It is an arithmetic number, because the mean of its divisors is an integer number (5261571224).

Almost surely, 2^120022013100 is an apocalyptic number.

120022013100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120022013100 is an abundant number, since it is smaller than the sum of its proper divisors (258811115028).

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

120022013100 is a wasteful number, since it uses less digits than its factorization.

120022013100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36370335 (or 36370328 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 120022013100 its reverse (1310220021), we get a palindrome (121332233121).

The spelling of 120022013100 in words is "one hundred twenty billion, twenty-two million, thirteen thousand, one hundred".