12220000201949 has 2 divisors, whose sum is σ = 12220000201950. Its totient is φ = 12220000201948.

The previous prime is 12220000201921. The next prime is 12220000202021. The reversal of 12220000201949 is 94910200002221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8359286085049 + 3860714116900 = 2891243^2 + 1964870^2 .

It is a cyclic number.

It is not a de Polignac number, because 12220000201949 - 2¹⁶ = 12220000136413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12220000201919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110000100974 + 6110000100975.

It is an arithmetic number, because the mean of its divisors is an integer number (6110000100975).

Almost surely, 2^{12220000201949} is an apocalyptic number.

It is an amenable number.

12220000201949 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220000201949 is an equidigital number, since it uses as much as digits as its factorization.

12220000201949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 12220000201949 in words is "twelve trillion, two hundred twenty billion, two hundred one thousand, nine hundred forty-nine".