120031301211023 has 64 divisors (see below), whose sum is σ = 134702782220160. Its totient is φ = 106429663936512.

The previous prime is 120031301211013. The next prime is 120031301211053. The reversal of 120031301211023 is 320112103130021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 120031301211023 - 2²⁴ = 120031284433807 is a prime.

It is a super-2 number, since 2×120031301211023² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120031301210986 and 120031301211004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120031301211013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11684147615 + ... + 11684157887.

It is an arithmetic number, because the mean of its divisors is an integer number (2104730972190).

Almost surely, 2^{120031301211023} is an apocalyptic number.

120031301211023 is a deficient number, since it is larger than the sum of its proper divisors (14671481009137).

120031301211023 is a wasteful number, since it uses less digits than its factorization.

120031301211023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13836.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 120031301211023 its reverse (320112103130021), we get a palindrome (440143404341044).

The spelling of 120031301211023 in words is "one hundred twenty trillion, thirty-one billion, three hundred one million, two hundred eleven thousand, twenty-three".