21330077257083 has 64 divisors (see below), whose sum is σ = 34004580433920. Its totient is φ = 11637171504000.

The previous prime is 21330077257039. The next prime is 21330077257157. The reversal of 21330077257083 is 38075277003312.

It is not a de Polignac number, because 21330077257083 - 2⁸ = 21330077256827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21330077057083) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14078533 + ... + 15519833.

It is an arithmetic number, because the mean of its divisors is an integer number (531321569280).

Almost surely, 2^{21330077257083} is an apocalyptic number.

21330077257083 is a deficient number, since it is larger than the sum of its proper divisors (12674503176837).

21330077257083 is a wasteful number, since it uses less digits than its factorization.

21330077257083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441648.

The product of its (nonzero) digits is 1481760, while the sum is 48.

The spelling of 21330077257083 in words is "twenty-one trillion, three hundred thirty billion, seventy-seven million, two hundred fifty-seven thousand, eighty-three".