22212020999999 has 2 divisors, whose sum is σ = 22212021000000. Its totient is φ = 22212020999998.

The previous prime is 22212020999957. The next prime is 22212021000053. The reversal of 22212020999999 is 99999902021222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22212020999999 - 2²⁰ = 22212019951423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22212020993999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11106010499999 + 11106010500000.

It is an arithmetic number, because the mean of its divisors is an integer number (11106010500000).

Almost surely, 2^{22212020999999} is an apocalyptic number.

22212020999999 is a deficient number, since it is larger than the sum of its proper divisors (1).

22212020999999 is an equidigital number, since it uses as much as digits as its factorization.

22212020999999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17006112, while the sum is 65.

The spelling of 22212020999999 in words is "twenty-two trillion, two hundred twelve billion, twenty million, nine hundred ninety-nine thousand, nine hundred ninety-nine".