120231351 has 8 divisors (see below), whose sum is σ = 178120560. Its totient is φ = 80154216.

The previous prime is 120231341. The next prime is 120231359. The reversal of 120231351 is 153132021.

It is not a de Polignac number, because 120231351 - 2¹⁵ = 120198583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120231359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2226480 + ... + 2226533.

It is an arithmetic number, because the mean of its divisors is an integer number (22265070).

Almost surely, 2^120231351 is an apocalyptic number.

120231351 is a deficient number, since it is larger than the sum of its proper divisors (57889209).

120231351 is an equidigital number, since it uses as much as digits as its factorization.

120231351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453022 (or 4453016 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 120231351 is about 10965.0057455525. The cubic root of 120231351 is about 493.5591895082.

Adding to 120231351 its reverse (153132021), we get a palindrome (273363372).

The spelling of 120231351 in words is "one hundred twenty million, two hundred thirty-one thousand, three hundred fifty-one".