21023738114 has 8 divisors (see below), whose sum is σ = 31543752828. Its totient is φ = 10509153840.

The previous prime is 21023738111. The next prime is 21023738117. The reversal of 21023738114 is 41183732012.

It is an interprime number because it is at equal distance from previous prime (21023738111) and next prime (21023738117).

It can be written as a sum of positive squares in 2 ways, for example, as 19865493025 + 1158245089 = 140945^2 + 34033^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (21023738111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1347917 + ... + 1363424.

Almost surely, 2^21023738114 is an apocalyptic number.

21023738114 is a deficient number, since it is larger than the sum of its proper divisors (10520014714).

21023738114 is a wasteful number, since it uses less digits than its factorization.

21023738114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2715220.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 21023738114 in words is "twenty-one billion, twenty-three million, seven hundred thirty-eight thousand, one hundred fourteen".