120012113232131 has 2 divisors, whose sum is σ = 120012113232132. Its totient is φ = 120012113232130.

The previous prime is 120012113232119. The next prime is 120012113232163. The reversal of 120012113232131 is 131232311210021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120012113232131 is a prime.

It is a super-3 number, since 3×120012113232131³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 120012113232097 and 120012113232106.

It is not a weakly prime, because it can be changed into another prime (120012113232101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60006056616065 + 60006056616066.

It is an arithmetic number, because the mean of its divisors is an integer number (60006056616066).

Almost surely, 2^{120012113232131} is an apocalyptic number.

120012113232131 is a deficient number, since it is larger than the sum of its proper divisors (1).

120012113232131 is an equidigital number, since it uses as much as digits as its factorization.

120012113232131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 120012113232131 its reverse (131232311210021), we get a palindrome (251244424442152).

The spelling of 120012113232131 in words is "one hundred twenty trillion, twelve billion, one hundred thirteen million, two hundred thirty-two thousand, one hundred thirty-one".