1229412012 has 24 divisors (see below), whose sum is σ = 2961165312. Its totient is φ = 396584400.

The previous prime is 1229411957. The next prime is 1229412029. The reversal of 1229412012 is 2102149221.

It is a super-2 number, since 2×1229412012² = 3022907790499776288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1652064 + ... + 1652807.

It is an arithmetic number, because the mean of its divisors is an integer number (123381888).

Almost surely, 2^1229412012 is an apocalyptic number.

1229412012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1229412012 is an abundant number, since it is smaller than the sum of its proper divisors (1731753300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1229412012 is a wasteful number, since it uses less digits than its factorization.

1229412012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3304909 (or 3304907 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 1229412012 is about 35062.9720930785. The cubic root of 1229412012 is about 1071.2705122319.

The spelling of 1229412012 in words is "one billion, two hundred twenty-nine million, four hundred twelve thousand, twelve".