312213210323132 has 24 divisors (see below), whose sum is σ = 547028682638592. Its totient is φ = 155919335972400.

The previous prime is 312213210323129. The next prime is 312213210323153. The reversal of 312213210323132 is 231323012312213.

It is a junction number, because it is equal to n+sod(n) for n = 312213210323095 and 312213210323104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31384823 + ... + 40117745.

It is an arithmetic number, because the mean of its divisors is an integer number (22792861776608).

Almost surely, 2^{312213210323132} is an apocalyptic number.

It is an amenable number.

312213210323132 is a deficient number, since it is larger than the sum of its proper divisors (234815472315460).

312213210323132 is a wasteful number, since it uses less digits than its factorization.

312213210323132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8743649 (or 8743647 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 312213210323132 its reverse (231323012312213), we get a palindrome (543536222635345).

The spelling of 312213210323132 in words is "three hundred twelve trillion, two hundred thirteen billion, two hundred ten million, three hundred twenty-three thousand, one hundred thirty-two".