1213024012 has 12 divisors (see below), whose sum is σ = 2154475960. Its totient is φ = 597459456.

The previous prime is 1213024003. The next prime is 1213024031. The reversal of 1213024012 is 2104203121.

It is a super-2 number, since 2×1213024012² = 2942854507377152288, which contains 22 as substring.

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, 2262837 + ... + 2263372.

Almost surely, 2^1213024012 is an apocalyptic number.

It is an amenable number.

1213024012 is a deficient number, since it is larger than the sum of its proper divisors (941451948).

1213024012 is a wasteful number, since it uses less digits than its factorization.

1213024012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4526280 (or 4526278 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1213024012 is about 34828.4942539869. The cubic root of 1213024012 is about 1066.4892101057.

Adding to 1213024012 its reverse (2104203121), we get a palindrome (3317227133).

The spelling of 1213024012 in words is "one billion, two hundred thirteen million, twenty-four thousand, twelve".