120001121323231 has 4 divisors (see below), whose sum is σ = 121349448529200. Its totient is φ = 118652794117264.

The previous prime is 120001121323151. The next prime is 120001121323313. The reversal of 120001121323231 is 132323121100021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120001121323231 - 2⁷ = 120001121323103 is a prime.

It is a super-2 number, since 2×120001121323231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120001121329231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674163602851 + ... + 674163603028.

It is an arithmetic number, because the mean of its divisors is an integer number (30337362132300).

Almost surely, 2^{120001121323231} is an apocalyptic number.

120001121323231 is a deficient number, since it is larger than the sum of its proper divisors (1348327205969).

120001121323231 is an equidigital number, since it uses as much as digits as its factorization.

120001121323231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348327205968.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 120001121323231 its reverse (132323121100021), we get a palindrome (252324242423252).

The spelling of 120001121323231 in words is "one hundred twenty trillion, one billion, one hundred twenty-one million, three hundred twenty-three thousand, two hundred thirty-one".