2331213041512 has 8 divisors (see below), whose sum is σ = 4371024452850. Its totient is φ = 1165606520752.

The previous prime is 2331213041471. The next prime is 2331213041533. The reversal of 2331213041512 is 2151403121332.

It can be written as a sum of positive squares in only one way, i.e., 2113342542756 + 217870498756 = 1453734^2 + 466766^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2331213041512² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145700815087 + ... + 145700815102.

Almost surely, 2^{2331213041512} is an apocalyptic number.

It is an amenable number.

2331213041512 is a deficient number, since it is larger than the sum of its proper divisors (2039811411338).

2331213041512 is a wasteful number, since it uses less digits than its factorization.

2331213041512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291401630195 (or 291401630191 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 2331213041512 its reverse (2151403121332), we get a palindrome (4482616162844).

The spelling of 2331213041512 in words is "two trillion, three hundred thirty-one billion, two hundred thirteen million, forty-one thousand, five hundred twelve".