21341588115 has 32 divisors (see below), whose sum is σ = 34811136000. Its totient is φ = 11162586240.

The previous prime is 21341588087. The next prime is 21341588117. The reversal of 21341588115 is 51188514312.

It is not a de Polignac number, because 21341588115 - 2¹⁴ = 21341571731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21341588117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116130 + ... + 237000.

It is an arithmetic number, because the mean of its divisors is an integer number (1087848000).

Almost surely, 2^21341588115 is an apocalyptic number.

21341588115 is a deficient number, since it is larger than the sum of its proper divisors (13469547885).

21341588115 is a wasteful number, since it uses less digits than its factorization.

21341588115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121107.

The product of its digits is 38400, while the sum is 39.

The spelling of 21341588115 in words is "twenty-one billion, three hundred forty-one million, five hundred eighty-eight thousand, one hundred fifteen".