1012224204 has 36 divisors (see below), whose sum is σ = 2669926896. Its totient is φ = 322737888.

The previous prime is 1012224167. The next prime is 1012224223. The reversal of 1012224204 is 4024222101.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 610419 + ... + 612074.

It is an arithmetic number, because the mean of its divisors is an integer number (74164636).

Almost surely, 2^1012224204 is an apocalyptic number.

It is an amenable number.

1012224204 is an abundant number, since it is smaller than the sum of its proper divisors (1657702692).

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

1012224204 is a wasteful number, since it uses less digits than its factorization.

1012224204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222526 (or 1222521 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1012224204 is about 31815.4711421975. The cubic root of 1012224204 is about 1004.0582430511.

Adding to 1012224204 its reverse (4024222101), we get a palindrome (5036446305).

The spelling of 1012224204 in words is "one billion, twelve million, two hundred twenty-four thousand, two hundred four".