21332130193 has 16 divisors (see below), whose sum is σ = 23852549952. Its totient is φ = 18910080000.

The previous prime is 21332130187. The next prime is 21332130199. The reversal of 21332130193 is 39103123312.

It is an interprime number because it is at equal distance from previous prime (21332130187) and next prime (21332130199).

It is a cyclic number.

It is not a de Polignac number, because 21332130193 - 2¹³ = 21332122001 is a prime.

It is a super-2 number, since 2×21332130193² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21332130199) 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, 246753 + ... + 321793.

It is an arithmetic number, because the mean of its divisors is an integer number (1490784372).

Almost surely, 2^21332130193 is an apocalyptic number.

It is an amenable number.

21332130193 is a deficient number, since it is larger than the sum of its proper divisors (2520419759).

21332130193 is a wasteful number, since it uses less digits than its factorization.

21332130193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75696.

The product of its (nonzero) digits is 2916, while the sum is 28.

It can be divided in two parts, 21332 and 130193, that added together give a triangular number (151525 = T₅₅₀).

The spelling of 21332130193 in words is "twenty-one billion, three hundred thirty-two million, one hundred thirty thousand, one hundred ninety-three".