1000312212223 has 2 divisors, whose sum is σ = 1000312212224. Its totient is φ = 1000312212222.

The previous prime is 1000312212197. The next prime is 1000312212259. The reversal of 1000312212223 is 3222122130001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000312212223 - 2²⁹ = 999775341311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1000312212223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000312212283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500156106111 + 500156106112.

It is an arithmetic number, because the mean of its divisors is an integer number (500156106112).

Almost surely, 2^{1000312212223} is an apocalyptic number.

1000312212223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000312212223 is an equidigital number, since it uses as much as digits as its factorization.

1000312212223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1000312212223 its reverse (3222122130001), we get a palindrome (4222434342224).

The spelling of 1000312212223 in words is "one trillion, three hundred twelve million, two hundred twelve thousand, two hundred twenty-three".