23145203340104 has 32 divisors (see below), whose sum is σ = 44903574531840. Its totient is φ = 11172690244800.

The previous prime is 23145203340097. The next prime is 23145203340179. The reversal of 23145203340104 is 40104330254132.

It is a super-2 number, since 2×23145203340104² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110735774 + ... + 110944589.

It is an arithmetic number, because the mean of its divisors is an integer number (1403236704120).

Almost surely, 2^{23145203340104} is an apocalyptic number.

It is an amenable number.

23145203340104 is a deficient number, since it is larger than the sum of its proper divisors (21758371191736).

23145203340104 is a wasteful number, since it uses less digits than its factorization.

23145203340104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221680821 (or 221680817 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 23145203340104 its reverse (40104330254132), we get a palindrome (63249533594236).

The spelling of 23145203340104 in words is "twenty-three trillion, one hundred forty-five billion, two hundred three million, three hundred forty thousand, one hundred four".