21011323322032 has 40 divisors (see below), whose sum is σ = 41431179877632. Its totient is φ = 10319858572800.

The previous prime is 21011323322029. The next prime is 21011323322107. The reversal of 21011323322032 is 23022332311012.

It is a junction number, because it is equal to n+sod(n) for n = 21011323321988 and 21011323322006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13401808 + ... + 14887279.

Almost surely, 2^{21011323322032} is an apocalyptic number.

It is an amenable number.

21011323322032 is a deficient number, since it is larger than the sum of its proper divisors (20419856555600).

21011323322032 is a wasteful number, since it uses less digits than its factorization.

21011323322032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28289917 (or 28289911 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 21011323322032 its reverse (23022332311012), we get a palindrome (44033655633044).

The spelling of 21011323322032 in words is "twenty-one trillion, eleven billion, three hundred twenty-three million, three hundred twenty-two thousand, thirty-two".