21033231102332 has 12 divisors (see below), whose sum is σ = 36960885362016. Its totient is φ = 10472978141760.

The previous prime is 21033231102229. The next prime is 21033231102347. The reversal of 21033231102332 is 23320113233012.

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, 10909351268 + ... + 10909353195.

It is an arithmetic number, because the mean of its divisors is an integer number (3080073780168).

Almost surely, 2^{21033231102332} is an apocalyptic number.

It is an amenable number.

21033231102332 is a deficient number, since it is larger than the sum of its proper divisors (15927654259684).

21033231102332 is a wasteful number, since it uses less digits than its factorization.

21033231102332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21818704708 (or 21818704706 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 21033231102332 its reverse (23320113233012), we get a palindrome (44353344335344).

The spelling of 21033231102332 in words is "twenty-one trillion, thirty-three billion, two hundred thirty-one million, one hundred two thousand, three hundred thirty-two".