1213301122 has 24 divisors (see below), whose sum is σ = 2038208508. Its totient is φ = 541089120.

The previous prime is 1213301113. The next prime is 1213301137. The reversal of 1213301122 is 2211033121.

It can be written as a sum of positive squares in 2 ways, for example, as 1023936001 + 189365121 = 31999^2 + 13761^2 .

It is a super-2 number, since 2×1213301122² = 2944199225292917768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1213301096 and 1213301105.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34473 + ... + 60124.

Almost surely, 2^1213301122 is an apocalyptic number.

1213301122 is a deficient number, since it is larger than the sum of its proper divisors (824907386).

1213301122 is a wasteful number, since it uses less digits than its factorization.

1213301122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94674 (or 94663 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1213301122 is about 34832.4722349706. The cubic root of 1213301122 is about 1066.5704155120.

Adding to 1213301122 its reverse (2211033121), we get a palindrome (3424334243).

The spelling of 1213301122 in words is "one billion, two hundred thirteen million, three hundred one thousand, one hundred twenty-two".