1213023625304 has 32 divisors (see below), whose sum is σ = 2322746733600. Its totient is φ = 593759443200.

The previous prime is 1213023625301. The next prime is 1213023625327. The reversal of 1213023625304 is 4035263203121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1213023625301) 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, 8362172 + ... + 8505995.

It is an arithmetic number, because the mean of its divisors is an integer number (72585835425).

Almost surely, 2^{1213023625304} is an apocalyptic number.

It is an amenable number.

1213023625304 is a deficient number, since it is larger than the sum of its proper divisors (1109723108296).

1213023625304 is a wasteful number, since it uses less digits than its factorization.

1213023625304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16868363 (or 16868359 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 1213023625304 its reverse (4035263203121), we get a palindrome (5248286828425).

The spelling of 1213023625304 in words is "one trillion, two hundred thirteen billion, twenty-three million, six hundred twenty-five thousand, three hundred four".