21232771203 has 8 divisors (see below), whose sum is σ = 32354699008. Its totient is φ = 12133012104.

The previous prime is 21232771201. The next prime is 21232771223. The reversal of 21232771203 is 30217723212.

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

It is not a de Polignac number, because 21232771203 - 2¹ = 21232771201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21232771201) 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, 505542151 + ... + 505542192.

It is an arithmetic number, because the mean of its divisors is an integer number (4044337376).

Almost surely, 2^21232771203 is an apocalyptic number.

21232771203 is a deficient number, since it is larger than the sum of its proper divisors (11121927805).

21232771203 is a wasteful number, since it uses less digits than its factorization.

21232771203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011084353.

The product of its (nonzero) digits is 7056, while the sum is 30.

The spelling of 21232771203 in words is "twenty-one billion, two hundred thirty-two million, seven hundred seventy-one thousand, two hundred three".