222045262773877 has 2 divisors, whose sum is σ = 222045262773878. Its totient is φ = 222045262773876.

The previous prime is 222045262773787. The next prime is 222045262773911. The reversal of 222045262773877 is 778377262540222.

Together with previous prime (222045262773787) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149826437410321 + 72218825363556 = 12240361^2 + 8498166^2 .

It is a cyclic number.

It is not a de Polignac number, because 222045262773877 - 2⁷ = 222045262773749 is a prime.

It is a super-2 number, since 2×222045262773877² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222045262773277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111022631386938 + 111022631386939.

It is an arithmetic number, because the mean of its divisors is an integer number (111022631386939).

Almost surely, 2^{222045262773877} is an apocalyptic number.

It is an amenable number.

222045262773877 is a deficient number, since it is larger than the sum of its proper divisors (1).

222045262773877 is an equidigital number, since it uses as much as digits as its factorization.

222045262773877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221276160, while the sum is 64.

The spelling of 222045262773877 in words is "two hundred twenty-two trillion, forty-five billion, two hundred sixty-two million, seven hundred seventy-three thousand, eight hundred seventy-seven".