1012225004 has 24 divisors (see below), whose sum is σ = 2058766080. Its totient is φ = 426457296.

The previous prime is 1012225003. The next prime is 1012225013. The reversal of 1012225004 is 4005222101.

It is not an unprimeable number, because it can be changed into a prime (1012225003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304712 + ... + 308015.

It is an arithmetic number, because the mean of its divisors is an integer number (85781920).

Almost surely, 2^1012225004 is an apocalyptic number.

1012225004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1012225004 is an abundant number, since it is smaller than the sum of its proper divisors (1046541076).

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

1012225004 is a wasteful number, since it uses less digits than its factorization.

1012225004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612797 (or 612795 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1012225004 is about 31815.4837146946. The cubic root of 1012225004 is about 1004.0585075665.

Adding to 1012225004 its reverse (4005222101), we get a palindrome (5017447105).

The spelling of 1012225004 in words is "one billion, twelve million, two hundred twenty-five thousand, four".