120022020120 has 64 divisors (see below), whose sum is σ = 361202029920. Its totient is φ = 31904897024.

The previous prime is 120022020119. The next prime is 120022020143. The reversal of 120022020120 is 21020220021.

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

It is a junction number, because it is equal to n+sod(n) for n = 120022020096 and 120022020105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1539537 + ... + 1615616.

Almost surely, 2^120022020120 is an apocalyptic number.

120022020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120022020120 is an abundant number, since it is smaller than the sum of its proper divisors (241180009800).

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

120022020120 is a wasteful number, since it uses less digits than its factorization.

120022020120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3155484 (or 3155480 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 120022020120 its reverse (21020220021), we get a palindrome (141042240141).

The spelling of 120022020120 in words is "one hundred twenty billion, twenty-two million, twenty thousand, one hundred twenty".