1202220211999 has 2 divisors, whose sum is σ = 1202220212000. Its totient is φ = 1202220211998.

The previous prime is 1202220211939. The next prime is 1202220212071. The reversal of 1202220211999 is 9991120222021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1202220211999 - 2¹⁷ = 1202220080927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202220211939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601110105999 + 601110106000.

It is an arithmetic number, because the mean of its divisors is an integer number (601110106000).

Almost surely, 2^{1202220211999} is an apocalyptic number.

1202220211999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202220211999 is an equidigital number, since it uses as much as digits as its factorization.

1202220211999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 40.

The spelling of 1202220211999 in words is "one trillion, two hundred two billion, two hundred twenty million, two hundred eleven thousand, nine hundred ninety-nine".