120001120989 has 16 divisors (see below), whose sum is σ = 166967405952. Its totient is φ = 76518180288.

The previous prime is 120001120937. The next prime is 120001121021. The reversal of 120001120989 is 989021100021.

It is not a de Polignac number, because 120001120989 - 2²³ = 119992732381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120001120289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1596987 + ... + 1670439.

It is an arithmetic number, because the mean of its divisors is an integer number (10435462872).

Almost surely, 2^120001120989 is an apocalyptic number.

It is an amenable number.

120001120989 is a deficient number, since it is larger than the sum of its proper divisors (46966284963).

120001120989 is a wasteful number, since it uses less digits than its factorization.

120001120989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97156.

The product of its (nonzero) digits is 2592, while the sum is 33.

The spelling of 120001120989 in words is "one hundred twenty billion, one million, one hundred twenty thousand, nine hundred eighty-nine".