120401340231 has 32 divisors (see below), whose sum is σ = 167830806528. Its totient is φ = 76687233120.

The previous prime is 120401340229. The next prime is 120401340233. The reversal of 120401340231 is 132043104021.

It is an interprime number because it is at equal distance from previous prime (120401340229) and next prime (120401340233).

It is not a de Polignac number, because 120401340231 - 2¹ = 120401340229 is a prime.

It is a super-2 number, since 2×120401340231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120401340198 and 120401340207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120401340233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12554020 + ... + 12563606.

It is an arithmetic number, because the mean of its divisors is an integer number (5244712704).

Almost surely, 2^120401340231 is an apocalyptic number.

120401340231 is a deficient number, since it is larger than the sum of its proper divisors (47429466297).

120401340231 is a wasteful number, since it uses less digits than its factorization.

120401340231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11331.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 120401340231 its reverse (132043104021), we get a palindrome (252444444252).

The spelling of 120401340231 in words is "one hundred twenty billion, four hundred one million, three hundred forty thousand, two hundred thirty-one".