21230101101332 has 12 divisors (see below), whose sum is σ = 37152711041376. Its totient is φ = 10615040803800.

The previous prime is 21230101101329. The next prime is 21230101101347. The reversal of 21230101101332 is 23310110103212.

It is a happy number.

It is a congruent number.

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, 4956563 + ... + 8187045.

It is an arithmetic number, because the mean of its divisors is an integer number (3096059253448).

Almost surely, 2^{21230101101332} is an apocalyptic number.

It is an amenable number.

21230101101332 is a deficient number, since it is larger than the sum of its proper divisors (15922609940044).

21230101101332 is a wasteful number, since it uses less digits than its factorization.

21230101101332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4873438 (or 4873436 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 21230101101332 its reverse (23310110103212), we get a palindrome (44540211204544).

The spelling of 21230101101332 in words is "twenty-one trillion, two hundred thirty billion, one hundred one million, one hundred one thousand, three hundred thirty-two".