22132133021 has 2 divisors, whose sum is σ = 22132133022. Its totient is φ = 22132133020.

The previous prime is 22132132999. The next prime is 22132133027. The reversal of 22132133021 is 12033123122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12998508121 + 9133624900 = 114011^2 + 95570^2 .

It is a cyclic number.

It is not a de Polignac number, because 22132133021 - 2¹⁴ = 22132116637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22132132984 and 22132133002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22132133027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11066066510 + 11066066511.

It is an arithmetic number, because the mean of its divisors is an integer number (11066066511).

Almost surely, 2^22132133021 is an apocalyptic number.

It is an amenable number.

22132133021 is a deficient number, since it is larger than the sum of its proper divisors (1).

22132133021 is an equidigital number, since it uses as much as digits as its factorization.

22132133021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22132133021 its reverse (12033123122), we get a palindrome (34165256143).

The spelling of 22132133021 in words is "twenty-two billion, one hundred thirty-two million, one hundred thirty-three thousand, twenty-one".