213302222293 has 2 divisors, whose sum is σ = 213302222294. Its totient is φ = 213302222292.

The previous prime is 213302222281. The next prime is 213302222297. The reversal of 213302222293 is 392222203312.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 152331748209 + 60970474084 = 390297^2 + 246922^2 .

It is a cyclic number.

It is not a de Polignac number, because 213302222293 - 2¹⁷ = 213302091221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213302222297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106651111146 + 106651111147.

It is an arithmetic number, because the mean of its divisors is an integer number (106651111147).

Almost surely, 2^213302222293 is an apocalyptic number.

It is an amenable number.

213302222293 is a deficient number, since it is larger than the sum of its proper divisors (1).

213302222293 is an equidigital number, since it uses as much as digits as its factorization.

213302222293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 213302222293 in words is "two hundred thirteen billion, three hundred two million, two hundred twenty-two thousand, two hundred ninety-three".