402212322223 has 2 divisors, whose sum is σ = 402212322224. Its totient is φ = 402212322222.

The previous prime is 402212322133. The next prime is 402212322241. The reversal of 402212322223 is 322223212204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402212322223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402212322283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201106161111 + 201106161112.

It is an arithmetic number, because the mean of its divisors is an integer number (201106161112).

Almost surely, 2^402212322223 is an apocalyptic number.

402212322223 is a deficient number, since it is larger than the sum of its proper divisors (1).

402212322223 is an equidigital number, since it uses as much as digits as its factorization.

402212322223 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 25.

Adding to 402212322223 its reverse (322223212204), we get a palindrome (724435534427).

The spelling of 402212322223 in words is "four hundred two billion, two hundred twelve million, three hundred twenty-two thousand, two hundred twenty-three".