21132627703 has 4 divisors (see below), whose sum is σ = 23053775688. Its totient is φ = 19211479720.

The previous prime is 21132627679. The next prime is 21132627707. The reversal of 21132627703 is 30772623112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 21132627703 - 2²⁹ = 20595756791 is a prime.

It is a super-3 number, since 3×21132627703³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21132627707) 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, 960573976 + ... + 960573997.

It is an arithmetic number, because the mean of its divisors is an integer number (5763443922).

Almost surely, 2^21132627703 is an apocalyptic number.

21132627703 is a deficient number, since it is larger than the sum of its proper divisors (1921147985).

21132627703 is a wasteful number, since it uses less digits than its factorization.

21132627703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1921147984.

The product of its (nonzero) digits is 21168, while the sum is 34.

The spelling of 21132627703 in words is "twenty-one billion, one hundred thirty-two million, six hundred twenty-seven thousand, seven hundred three".