120121011011023 has 8 divisors (see below), whose sum is σ = 131211507485520. Its totient is φ = 109058915297280.

The previous prime is 120121011010967. The next prime is 120121011011093. The reversal of 120121011011023 is 320110110121021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120121011011023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120121011010988 and 120121011011006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120121011011093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7100181340 + ... + 7100198257.

It is an arithmetic number, because the mean of its divisors is an integer number (16401438435690).

Almost surely, 2^{120121011011023} is an apocalyptic number.

120121011011023 is a deficient number, since it is larger than the sum of its proper divisors (11090496474497).

120121011011023 is a wasteful number, since it uses less digits than its factorization.

120121011011023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14200380377.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 120121011011023 its reverse (320110110121021), we get a palindrome (440231121132044).

The spelling of 120121011011023 in words is "one hundred twenty trillion, one hundred twenty-one billion, eleven million, eleven thousand, twenty-three".