120122121023 has 16 divisors (see below), whose sum is σ = 129918121344. Its totient is φ = 110630338560.

The previous prime is 120122121013. The next prime is 120122121029. The reversal of 120122121023 is 320121221021.

It is a cyclic number.

It is not a de Polignac number, because 120122121023 - 2²⁴ = 120105343807 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a junction number, because it is equal to n+sod(n) for n = 120122120992 and 120122121010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120122121029) 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, 5948063 + ... + 5968223.

It is an arithmetic number, because the mean of its divisors is an integer number (8119882584).

Almost surely, 2^120122121023 is an apocalyptic number.

120122121023 is a deficient number, since it is larger than the sum of its proper divisors (9796000321).

120122121023 is a wasteful number, since it uses less digits than its factorization.

120122121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27682.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 120122121023 its reverse (320121221021), we get a palindrome (440243342044).

The spelling of 120122121023 in words is "one hundred twenty billion, one hundred twenty-two million, one hundred twenty-one thousand, twenty-three".