22132121020309 has 2 divisors, whose sum is σ = 22132121020310. Its totient is φ = 22132121020308.

The previous prime is 22132121020301. The next prime is 22132121020327. The reversal of 22132121020309 is 90302012123122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18571057642225 + 3561063378084 = 4309415^2 + 1887078^2 .

It is a cyclic number.

It is not a de Polignac number, because 22132121020309 - 2³ = 22132121020301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22132121020301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11066060510154 + 11066060510155.

It is an arithmetic number, because the mean of its divisors is an integer number (11066060510155).

Almost surely, 2^{22132121020309} is an apocalyptic number.

It is an amenable number.

22132121020309 is a deficient number, since it is larger than the sum of its proper divisors (1).

22132121020309 is an equidigital number, since it uses as much as digits as its factorization.

22132121020309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 22132121020309 in words is "twenty-two trillion, one hundred thirty-two billion, one hundred twenty-one million, twenty thousand, three hundred nine".