120211032311312 has 20 divisors (see below), whose sum is σ = 232909243479360. Its totient is φ = 60105421090848.

The previous prime is 120211032311281. The next prime is 120211032311353. The reversal of 120211032311312 is 213113230112021.

It is a happy number.

It is a super-2 number, since 2×120211032311312² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5114093 + ... + 16327155.

It is an arithmetic number, because the mean of its divisors is an integer number (11645462173968).

Almost surely, 2^{120211032311312} is an apocalyptic number.

It is an amenable number.

120211032311312 is a deficient number, since it is larger than the sum of its proper divisors (112698211168048).

120211032311312 is a wasteful number, since it uses less digits than its factorization.

120211032311312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11883110 (or 11883104 counting only the distinct ones).

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

Adding to 120211032311312 its reverse (213113230112021), we get a palindrome (333324262423333).

The spelling of 120211032311312 in words is "one hundred twenty trillion, two hundred eleven billion, thirty-two million, three hundred eleven thousand, three hundred twelve".