3125221332004 has 24 divisors (see below), whose sum is σ = 5729662709568. Its totient is φ = 1488716196000.

The previous prime is 3125221332001. The next prime is 3125221332007. The reversal of 3125221332004 is 4002331225213.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3125221332001) and next prime (3125221332007).

It is not an unprimeable number, because it can be changed into a prime (3125221332001) 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, 67645827 + ... + 67692010.

It is an arithmetic number, because the mean of its divisors is an integer number (238735946232).

Almost surely, 2^{3125221332004} is an apocalyptic number.

It is an amenable number.

3125221332004 is a deficient number, since it is larger than the sum of its proper divisors (2604441377564).

3125221332004 is a wasteful number, since it uses less digits than its factorization.

3125221332004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135338115 (or 135338113 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 3125221332004 its reverse (4002331225213), we get a palindrome (7127552557217).

The spelling of 3125221332004 in words is "three trillion, one hundred twenty-five billion, two hundred twenty-one million, three hundred thirty-two thousand, four".