222123011287 has 2 divisors, whose sum is σ = 222123011288. Its totient is φ = 222123011286.

The previous prime is 222123011263. The next prime is 222123011311. The reversal of 222123011287 is 782110321222.

It is a balanced prime because it is at equal distance from previous prime (222123011263) and next prime (222123011311).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222123011287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222123011987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111061505643 + 111061505644.

It is an arithmetic number, because the mean of its divisors is an integer number (111061505644).

Almost surely, 2^222123011287 is an apocalyptic number.

222123011287 is a deficient number, since it is larger than the sum of its proper divisors (1).

222123011287 is an equidigital number, since it uses as much as digits as its factorization.

222123011287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 31.

The spelling of 222123011287 in words is "two hundred twenty-two billion, one hundred twenty-three million, eleven thousand, two hundred eighty-seven".