1111225012 has 24 divisors (see below), whose sum is σ = 1962455040. Its totient is φ = 550547040.

The previous prime is 1111225007. The next prime is 1111225069. The reversal of 1111225012 is 2105221111.

It is a congruent number.

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, 202813 + ... + 208219.

It is an arithmetic number, because the mean of its divisors is an integer number (81768960).

Almost surely, 2^1111225012 is an apocalyptic number.

It is an amenable number.

1111225012 is a deficient number, since it is larger than the sum of its proper divisors (851230028).

1111225012 is a wasteful number, since it uses less digits than its factorization.

1111225012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5871 (or 5869 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 1111225012 is about 33335.0418028836. The cubic root of 1111225012 is about 1035.7795590965.

Adding to 1111225012 its reverse (2105221111), we get a palindrome (3216446123).

The spelling of 1111225012 in words is "one billion, one hundred eleven million, two hundred twenty-five thousand, twelve".