20088135321 has 8 divisors (see below), whose sum is σ = 26788867200. Its totient is φ = 13389746832.

The previous prime is 20088135311. The next prime is 20088135337. The reversal of 20088135321 is 12353188002.

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

It is not a de Polignac number, because 20088135321 - 2⁹ = 20088134809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20088135311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565746 + ... + 600203.

It is an arithmetic number, because the mean of its divisors is an integer number (3348608400).

Almost surely, 2^20088135321 is an apocalyptic number.

It is an amenable number.

20088135321 is a deficient number, since it is larger than the sum of its proper divisors (6700731879).

20088135321 is a wasteful number, since it uses less digits than its factorization.

20088135321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171695.

The product of its (nonzero) digits is 11520, while the sum is 33.

The spelling of 20088135321 in words is "twenty billion, eighty-eight million, one hundred thirty-five thousand, three hundred twenty-one".