21301303303222 has 32 divisors (see below), whose sum is σ = 33888839906304. Its totient is φ = 10007149824000.

The previous prime is 21301303303211. The next prime is 21301303303243. The reversal of 21301303303222 is 22230330310312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538558347 + ... + 538597897.

It is an arithmetic number, because the mean of its divisors is an integer number (1059026247072).

Almost surely, 2^{21301303303222} is an apocalyptic number.

21301303303222 is a deficient number, since it is larger than the sum of its proper divisors (12587536603082).

21301303303222 is a wasteful number, since it uses less digits than its factorization.

21301303303222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66024.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 21301303303222 its reverse (22230330310312), we get a palindrome (43531633613534).

The spelling of 21301303303222 in words is "twenty-one trillion, three hundred one billion, three hundred three million, three hundred three thousand, two hundred twenty-two".