313222202113331 has 16 divisors (see below), whose sum is σ = 358563038827968. Its totient is φ = 268030247184000.

The previous prime is 313222202113291. The next prime is 313222202113333. The reversal of 313222202113331 is 133311202222313.

It is a de Polignac number, because none of the positive numbers 2^k-313222202113331 is a prime.

It is a super-2 number, since 2×313222202113331² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 313222202113294 and 313222202113303.

It is not an unprimeable number, because it can be changed into a prime (313222202113333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13418501 + ... + 28398953.

It is an arithmetic number, because the mean of its divisors is an integer number (22410189926748).

Almost surely, 2^{313222202113331} is an apocalyptic number.

313222202113331 is a deficient number, since it is larger than the sum of its proper divisors (45340836714637).

313222202113331 is a wasteful number, since it uses less digits than its factorization.

313222202113331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14985422.

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

Adding to 313222202113331 its reverse (133311202222313), we get a palindrome (446533404335644).

The spelling of 313222202113331 in words is "three hundred thirteen trillion, two hundred twenty-two billion, two hundred two million, one hundred thirteen thousand, three hundred thirty-one".