2122212111049 has 2 divisors, whose sum is σ = 2122212111050. Its totient is φ = 2122212111048.

The previous prime is 2122212110939. The next prime is 2122212111079. The reversal of 2122212111049 is 9401112122212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1630435303225 + 491776807824 = 1276885^2 + 701268^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122212111049 - 2¹⁵ = 2122212078281 is a prime.

It is not a weakly prime, because it can be changed into another prime (2122212111079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061106055524 + 1061106055525.

It is an arithmetic number, because the mean of its divisors is an integer number (1061106055525).

Almost surely, 2^{2122212111049} is an apocalyptic number.

It is an amenable number.

2122212111049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122212111049 is an equidigital number, since it uses as much as digits as its factorization.

2122212111049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 2122212111049 in words is "two trillion, one hundred twenty-two billion, two hundred twelve million, one hundred eleven thousand, forty-nine".