1111202012 has 24 divisors (see below), whose sum is σ = 1987620096. Its totient is φ = 543330288.

The previous prime is 1111202011. The next prime is 1111202033. The reversal of 1111202012 is 2102021111.

It is a super-2 number, since 2×1111202012² = 2469539822945696288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1111201984 and 1111202002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111202011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412823 + ... + 415505.

It is an arithmetic number, because the mean of its divisors is an integer number (82817504).

Almost surely, 2^1111202012 is an apocalyptic number.

It is an amenable number.

1111202012 is a deficient number, since it is larger than the sum of its proper divisors (876418084).

1111202012 is a wasteful number, since it uses less digits than its factorization.

1111202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4937 (or 4935 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1111202012 is about 33334.6968187803. The cubic root of 1111202012 is about 1035.7724129007.

Adding to 1111202012 its reverse (2102021111), we get a palindrome (3213223123).

The spelling of 1111202012 in words is "one billion, one hundred eleven million, two hundred two thousand, twelve".