120012132211331 has 4 divisors (see below), whose sum is σ = 125230051003152. Its totient is φ = 114794213419512.

The previous prime is 120012132211327. The next prime is 120012132211409. The reversal of 120012132211331 is 133112231210021.

It is a happy number.

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 120012132211331 - 2² = 120012132211327 is a prime.

It is a super-2 number, since 2×120012132211331² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 5217918791797 = 120012132211331 / (1 + 2 + 0 + 0 + 1 + 2 + 1 + 3 + 2 + 2 + 1 + 1 + 3 + 3 + 1).

It is a junction number, because it is equal to n+sod(n) for n = 120012132211297 and 120012132211306.

It is not an unprimeable number, because it can be changed into a prime (120012132217331) 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, 2608959395876 + ... + 2608959395921.

It is an arithmetic number, because the mean of its divisors is an integer number (31307512750788).

Almost surely, 2^{120012132211331} is an apocalyptic number.

120012132211331 is a deficient number, since it is larger than the sum of its proper divisors (5217918791821).

120012132211331 is an equidigital number, since it uses as much as digits as its factorization.

120012132211331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5217918791820.

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

Adding to 120012132211331 its reverse (133112231210021), we get a palindrome (253124363421352).

The spelling of 120012132211331 in words is "one hundred twenty trillion, twelve billion, one hundred thirty-two million, two hundred eleven thousand, three hundred thirty-one".