21322022023311 has 32 divisors (see below), whose sum is σ = 28596817920000. Its totient is φ = 14131279644768.

The previous prime is 21322022023307. The next prime is 21322022023321. The reversal of 21322022023311 is 11332022022312.

It is not a de Polignac number, because 21322022023311 - 2² = 21322022023307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21322022023301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 412559970 + ... + 412611648.

It is an arithmetic number, because the mean of its divisors is an integer number (893650560000).

Almost surely, 2^{21322022023311} is an apocalyptic number.

21322022023311 is a deficient number, since it is larger than the sum of its proper divisors (7274795896689).

21322022023311 is a wasteful number, since it uses less digits than its factorization.

21322022023311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53243.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 21322022023311 its reverse (11332022022312), we get a palindrome (32654044045623).

Subtracting from 21322022023311 its reverse (11332022022312), we obtain a palindrome (9990000000999).

The spelling of 21322022023311 in words is "twenty-one trillion, three hundred twenty-two billion, twenty-two million, twenty-three thousand, three hundred eleven".