120122311001 has 16 divisors (see below), whose sum is σ = 149833961088. Its totient is φ = 93557376000.

The previous prime is 120122310989. The next prime is 120122311021. The reversal of 120122311001 is 100113221021.

It is not a de Polignac number, because 120122311001 - 2³⁰ = 119048569177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120122311021) 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, 206450 + ... + 531851.

It is an arithmetic number, because the mean of its divisors is an integer number (9364622568).

Almost surely, 2^120122311001 is an apocalyptic number.

120122311001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120122311001 is a deficient number, since it is larger than the sum of its proper divisors (29711650087).

120122311001 is a wasteful number, since it uses less digits than its factorization.

120122311001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740432.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 120122311001 its reverse (100113221021), we get a palindrome (220235532022).

The spelling of 120122311001 in words is "one hundred twenty billion, one hundred twenty-two million, three hundred eleven thousand, one".