220202112287 has 2 divisors, whose sum is σ = 220202112288. Its totient is φ = 220202112286.

The previous prime is 220202112281. The next prime is 220202112313. The reversal of 220202112287 is 782211202022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220202112287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220202112281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110101056143 + 110101056144.

It is an arithmetic number, because the mean of its divisors is an integer number (110101056144).

Almost surely, 2^220202112287 is an apocalyptic number.

220202112287 is a deficient number, since it is larger than the sum of its proper divisors (1).

220202112287 is an equidigital number, since it uses as much as digits as its factorization.

220202112287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584, while the sum is 29.

The spelling of 220202112287 in words is "two hundred twenty billion, two hundred two million, one hundred twelve thousand, two hundred eighty-seven".