21120100002310 has 16 divisors (see below), whose sum is σ = 38036115109296. Its totient is φ = 8443609977568.

The previous prime is 21120100002149. The next prime is 21120100002329. The reversal of 21120100002310 is 1320000102112.

It is a super-2 number, since 2×21120100002310² (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, 553732897 + ... + 553771036.

It is an arithmetic number, because the mean of its divisors is an integer number (2377257194331).

Almost surely, 2^{21120100002310} is an apocalyptic number.

21120100002310 is a deficient number, since it is larger than the sum of its proper divisors (16916015106986).

21120100002310 is a wasteful number, since it uses less digits than its factorization.

21120100002310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107505847.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 21120100002310 its reverse (1320000102112), we get a palindrome (22440100104422).

The spelling of 21120100002310 in words is "twenty-one trillion, one hundred twenty billion, one hundred million, two thousand, three hundred ten".