312001140403102 has 12 divisors (see below), whose sum is σ = 497150606075760. Its totient is φ = 146824066071776.

The previous prime is 312001140403091. The next prime is 312001140403109. The reversal of 312001140403102 is 201304041100213.

It is a super-2 number, since 2×312001140403102² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312001140403109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 269897179702 + ... + 269897180857.

It is an arithmetic number, because the mean of its divisors is an integer number (41429217172980).

Almost surely, 2^{312001140403102} is an apocalyptic number.

312001140403102 is a deficient number, since it is larger than the sum of its proper divisors (185149465672658).

312001140403102 is a wasteful number, since it uses less digits than its factorization.

312001140403102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539794360595 (or 539794360578 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 312001140403102 its reverse (201304041100213), we get a palindrome (513305181503315).

The spelling of 312001140403102 in words is "three hundred twelve trillion, one billion, one hundred forty million, four hundred three thousand, one hundred two".