21003323002310 has 16 divisors (see below), whose sum is σ = 41242888804752. Its totient is φ = 7637572000800.

The previous prime is 21003323002301. The next prime is 21003323002331. The reversal of 21003323002310 is 1320032330012.

It is a super-2 number, since 2×21003323002310² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 95469649901 + ... + 95469650120.

It is an arithmetic number, because the mean of its divisors is an integer number (2577680550297).

Almost surely, 2^{21003323002310} is an apocalyptic number.

21003323002310 is a deficient number, since it is larger than the sum of its proper divisors (20239565802442).

21003323002310 is a wasteful number, since it uses less digits than its factorization.

21003323002310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190939300039.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 21003323002310 its reverse (1320032330012), we get a palindrome (22323355332322).

The spelling of 21003323002310 in words is "twenty-one trillion, three billion, three hundred twenty-three million, two thousand, three hundred ten".