23621439120213 has 64 divisors (see below), whose sum is σ = 35333335296000. Its totient is φ = 13916118543360.

The previous prime is 23621439120197. The next prime is 23621439120269. The reversal of 23621439120213 is 31202193412632.

It is not a de Polignac number, because 23621439120213 - 2⁴ = 23621439120197 is a prime.

It is a super-2 number, since 2×23621439120213² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23621439120413) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 98860513 + ... + 99099161.

It is an arithmetic number, because the mean of its divisors is an integer number (552083364000).

Almost surely, 2^{23621439120213} is an apocalyptic number.

It is an amenable number.

23621439120213 is a deficient number, since it is larger than the sum of its proper divisors (11711896175787).

23621439120213 is a wasteful number, since it uses less digits than its factorization.

23621439120213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239322.

The product of its (nonzero) digits is 93312, while the sum is 39.

The spelling of 23621439120213 in words is "twenty-three trillion, six hundred twenty-one billion, four hundred thirty-nine million, one hundred twenty thousand, two hundred thirteen".