120111022000 has 40 divisors (see below), whose sum is σ = 290428456032. Its totient is φ = 48044408000.

The previous prime is 120111021977. The next prime is 120111022019. The reversal of 120111022000 is 220111021.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30025756 + ... + 30029755.

Almost surely, 2^120111022000 is an apocalyptic number.

120111022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120111022000 is an abundant number, since it is smaller than the sum of its proper divisors (170317434032).

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

120111022000 is an equidigital number, since it uses as much as digits as its factorization.

120111022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60055534 (or 60055518 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 120111022000 its reverse (220111021), we get a palindrome (120331133021).

The spelling of 120111022000 in words is "one hundred twenty billion, one hundred eleven million, twenty-two thousand".