120234314531 has 4 divisors (see below), whose sum is σ = 120250098864. Its totient is φ = 120218530200.

The previous prime is 120234314527. The next prime is 120234314609. The reversal of 120234314531 is 135413432021.

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 120234314531 - 2² = 120234314527 is a prime.

It is a super-2 number, since 2×120234314531² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120234314494 and 120234314503.

It is not an unprimeable number, because it can be changed into a prime (120234314521) 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, 7880735 + ... + 7895976.

It is an arithmetic number, because the mean of its divisors is an integer number (30062524716).

Almost surely, 2^120234314531 is an apocalyptic number.

120234314531 is a deficient number, since it is larger than the sum of its proper divisors (15784333).

120234314531 is an equidigital number, since it uses as much as digits as its factorization.

120234314531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15784332.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 120234314531 its reverse (135413432021), we get a palindrome (255647746552).

The spelling of 120234314531 in words is "one hundred twenty billion, two hundred thirty-four million, three hundred fourteen thousand, five hundred thirty-one".