1312411322 has 8 divisors (see below), whose sum is σ = 2084418036. Its totient is φ = 617605312.

The previous prime is 1312411307. The next prime is 1312411333. The reversal of 1312411322 is 2231142131.

It can be written as a sum of positive squares in 2 ways, for example, as 1299530401 + 12880921 = 36049^2 + 3589^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1312411322² = 3444846956227575368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1312411294 and 1312411303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19300133 + ... + 19300200.

Almost surely, 2^1312411322 is an apocalyptic number.

1312411322 is a deficient number, since it is larger than the sum of its proper divisors (772006714).

1312411322 is a wasteful number, since it uses less digits than its factorization.

1312411322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38600352.

The product of its digits is 288, while the sum is 20.

The square root of 1312411322 is about 36227.2179721270. The cubic root of 1312411322 is about 1094.8551261945.

Adding to 1312411322 its reverse (2231142131), we get a palindrome (3543553453).

The spelling of 1312411322 in words is "one billion, three hundred twelve million, four hundred eleven thousand, three hundred twenty-two".