21340301132 has 12 divisors (see below), whose sum is σ = 37346888880. Its totient is φ = 10669761456.

The previous prime is 21340301113. The next prime is 21340301149. The reversal of 21340301132 is 23110304312.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51353 + ... + 212879.

It is an arithmetic number, because the mean of its divisors is an integer number (3112240740).

Almost surely, 2^21340301132 is an apocalyptic number.

It is an amenable number.

21340301132 is a deficient number, since it is larger than the sum of its proper divisors (16006587748).

21340301132 is a wasteful number, since it uses less digits than its factorization.

21340301132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194560 (or 194558 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 21340301132 its reverse (23110304312), we get a palindrome (44450605444).

The spelling of 21340301132 in words is "twenty-one billion, three hundred forty million, three hundred one thousand, one hundred thirty-two".