2310311133212 has 24 divisors (see below), whose sum is σ = 4048295744304. Its totient is φ = 1153655459712.

The previous prime is 2310311133211. The next prime is 2310311133223. The reversal of 2310311133212 is 2123311130132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2310311133211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48130568 + ... + 48178544.

It is an arithmetic number, because the mean of its divisors is an integer number (168678989346).

Almost surely, 2^{2310311133212} is an apocalyptic number.

It is an amenable number.

2310311133212 is a deficient number, since it is larger than the sum of its proper divisors (1737984611092).

2310311133212 is a wasteful number, since it uses less digits than its factorization.

2310311133212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63365 (or 63363 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2310311133212 its reverse (2123311130132), we get a palindrome (4433622263344).

The spelling of 2310311133212 in words is "two trillion, three hundred ten billion, three hundred eleven million, one hundred thirty-three thousand, two hundred twelve".