21342200132 has 24 divisors (see below), whose sum is σ = 40836210912. Its totient is φ = 9679092800.

The previous prime is 21342200119. The next prime is 21342200137. The reversal of 21342200132 is 23100224312.

It is not an unprimeable number, because it can be changed into a prime (21342200137) 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, 527969 + ... + 566952.

It is an arithmetic number, because the mean of its divisors is an integer number (1701508788).

Almost surely, 2^21342200132 is an apocalyptic number.

21342200132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21342200132 is a deficient number, since it is larger than the sum of its proper divisors (19494010780).

21342200132 is a wasteful number, since it uses less digits than its factorization.

21342200132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095379 (or 1095377 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21342200132 its reverse (23100224312), we get a palindrome (44442424444).

The spelling of 21342200132 in words is "twenty-one billion, three hundred forty-two million, two hundred thousand, one hundred thirty-two".