313123213301322 has 64 divisors (see below), whose sum is σ = 644918163373440. Its totient is φ = 101293621438464.

The previous prime is 313123213301291. The next prime is 313123213301341. The reversal of 313123213301322 is 223103312321313.

It is a super-2 number, since 2×313123213301322² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 313123213301322.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1086753454 + ... + 1087041542.

It is an arithmetic number, because the mean of its divisors is an integer number (10076846302710).

Almost surely, 2^{313123213301322} is an apocalyptic number.

313123213301322 is an abundant number, since it is smaller than the sum of its proper divisors (331794950072118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313123213301322 is a wasteful number, since it uses less digits than its factorization.

313123213301322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315127.

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 313123213301322 its reverse (223103312321313), we get a palindrome (536226525622635).

The spelling of 313123213301322 in words is "three hundred thirteen trillion, one hundred twenty-three billion, two hundred thirteen million, three hundred one thousand, three hundred twenty-two".