222012220799 has 2 divisors, whose sum is σ = 222012220800. Its totient is φ = 222012220798.

The previous prime is 222012220753. The next prime is 222012220873. The reversal of 222012220799 is 997022210222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222012220799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222012220499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111006110399 + 111006110400.

It is an arithmetic number, because the mean of its divisors is an integer number (111006110400).

Almost surely, 2^222012220799 is an apocalyptic number.

222012220799 is a deficient number, since it is larger than the sum of its proper divisors (1).

222012220799 is an equidigital number, since it uses as much as digits as its factorization.

222012220799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 222012220799 in words is "two hundred twenty-two billion, twelve million, two hundred twenty thousand, seven hundred ninety-nine".