22213043241877 has 2 divisors, whose sum is σ = 22213043241878. Its totient is φ = 22213043241876.

The previous prime is 22213043241833. The next prime is 22213043241881. The reversal of 22213043241877 is 77814234031222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18904460501476 + 3308582740401 = 4347926^2 + 1818951^2 .

It is a cyclic number.

It is not a de Polignac number, because 22213043241877 - 2³⁹ = 21663287427989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22213043244877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11106521620938 + 11106521620939.

It is an arithmetic number, because the mean of its divisors is an integer number (11106521620939).

Almost surely, 2^{22213043241877} is an apocalyptic number.

It is an amenable number.

22213043241877 is a deficient number, since it is larger than the sum of its proper divisors (1).

22213043241877 is an equidigital number, since it uses as much as digits as its factorization.

22213043241877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 903168, while the sum is 46.

The spelling of 22213043241877 in words is "twenty-two trillion, two hundred thirteen billion, forty-three million, two hundred forty-one thousand, eight hundred seventy-seven".