1213100332 has 12 divisors (see below), whose sum is σ = 2123169496. Its totient is φ = 606480480.

The previous prime is 1213100321. The next prime is 1213100341. The reversal of 1213100332 is 2330013121.

It is a super-2 number, since 2×1213100332² = 2943224830997020448, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58723 + ... + 76645.

Almost surely, 2^1213100332 is an apocalyptic number.

It is an amenable number.

1213100332 is a deficient number, since it is larger than the sum of its proper divisors (910069164).

1213100332 is a wasteful number, since it uses less digits than its factorization.

1213100332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34848 (or 34846 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1213100332 is about 34829.5898913553. The cubic root of 1213100332 is about 1066.5115764532.

Adding to 1213100332 its reverse (2330013121), we get a palindrome (3543113453).

The spelling of 1213100332 in words is "one billion, two hundred thirteen million, one hundred thousand, three hundred thirty-two".