222013430281 has 2 divisors, whose sum is σ = 222013430282. Its totient is φ = 222013430280.

The previous prime is 222013430279. The next prime is 222013430321. The reversal of 222013430281 is 182034310222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 217435690000 + 4577740281 = 466300^2 + 67659^2 .

It is a cyclic number.

It is not a de Polignac number, because 222013430281 - 2¹ = 222013430279 is a prime.

It is a super-2 number, since 2×222013430281² (a number of 23 digits) contains 22 as substring.

Together with 222013430279, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (222013230281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111006715140 + 111006715141.

It is an arithmetic number, because the mean of its divisors is an integer number (111006715141).

Almost surely, 2^222013430281 is an apocalyptic number.

It is an amenable number.

222013430281 is a deficient number, since it is larger than the sum of its proper divisors (1).

222013430281 is an equidigital number, since it uses as much as digits as its factorization.

222013430281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 28.

The spelling of 222013430281 in words is "two hundred twenty-two billion, thirteen million, four hundred thirty thousand, two hundred eighty-one".