21334121139 has 16 divisors (see below), whose sum is σ = 29985396480. Its totient is φ = 13454935200.

The previous prime is 21334121113. The next prime is 21334121143. The reversal of 21334121139 is 93112143312.

It is not a de Polignac number, because 21334121139 - 2⁹ = 21334120627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21334121839) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227007 + ... + 306920.

It is an arithmetic number, because the mean of its divisors is an integer number (1874087280).

Almost surely, 2^21334121139 is an apocalyptic number.

21334121139 is a deficient number, since it is larger than the sum of its proper divisors (8651275341).

21334121139 is a wasteful number, since it uses less digits than its factorization.

21334121139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534650.

The product of its digits is 3888, while the sum is 30.

The spelling of 21334121139 in words is "twenty-one billion, three hundred thirty-four million, one hundred twenty-one thousand, one hundred thirty-nine".