222740268287 has 16 divisors (see below), whose sum is σ = 229828583712. Its totient is φ = 215710387200.

The previous prime is 222740268281. The next prime is 222740268301. The reversal of 222740268287 is 782862047222.

It is a cyclic number.

It is not a de Polignac number, because 222740268287 - 2¹⁰ = 222740267263 is a prime.

It is a super-2 number, since 2×222740268287² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222740268281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7479008 + ... + 7508730.

It is an arithmetic number, because the mean of its divisors is an integer number (14364286482).

Almost surely, 2^222740268287 is an apocalyptic number.

222740268287 is a deficient number, since it is larger than the sum of its proper divisors (7088315425).

222740268287 is a wasteful number, since it uses less digits than its factorization.

222740268287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30698.

The product of its (nonzero) digits is 2408448, while the sum is 50.

The spelling of 222740268287 in words is "two hundred twenty-two billion, seven hundred forty million, two hundred sixty-eight thousand, two hundred eighty-seven".