1012204252 has 12 divisors (see below), whose sum is σ = 1864586920. Its totient is φ = 479465136.

The previous prime is 1012204231. The next prime is 1012204253. The reversal of 1012204252 is 2524022101.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012204253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6659163 + ... + 6659314.

Almost surely, 2^1012204252 is an apocalyptic number.

It is an amenable number.

1012204252 is a deficient number, since it is larger than the sum of its proper divisors (852382668).

1012204252 is a wasteful number, since it uses less digits than its factorization.

1012204252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13318500 (or 13318498 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 1012204252 is about 31815.1575825109. The cubic root of 1012204252 is about 1004.0516459944.

Adding to 1012204252 its reverse (2524022101), we get a palindrome (3536226353).

The spelling of 1012204252 in words is "one billion, twelve million, two hundred four thousand, two hundred fifty-two".