21030314204 has 24 divisors (see below), whose sum is σ = 37081540608. Its totient is φ = 10435719600.

The previous prime is 21030314203. The next prime is 21030314269. The reversal of 21030314204 is 40241303012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21030314203) 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, 650429 + ... + 681995.

It is an arithmetic number, because the mean of its divisors is an integer number (1545064192).

Almost surely, 2^21030314204 is an apocalyptic number.

It is an amenable number.

21030314204 is a deficient number, since it is larger than the sum of its proper divisors (16051226404).

21030314204 is a wasteful number, since it uses less digits than its factorization.

21030314204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32825 (or 32823 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21030314204 its reverse (40241303012), we get a palindrome (61271617216).

The spelling of 21030314204 in words is "twenty-one billion, thirty million, three hundred fourteen thousand, two hundred four".