222323209973 has 2 divisors, whose sum is σ = 222323209974. Its totient is φ = 222323209972.

The previous prime is 222323209951. The next prime is 222323210041. The reversal of 222323209973 is 379902323222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142685241169 + 79637968804 = 377737^2 + 282202^2 .

It is a cyclic number.

It is not a de Polignac number, because 222323209973 - 2¹² = 222323205877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222323209903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111161604986 + 111161604987.

It is an arithmetic number, because the mean of its divisors is an integer number (111161604987).

Almost surely, 2^222323209973 is an apocalyptic number.

It is an amenable number.

222323209973 is a deficient number, since it is larger than the sum of its proper divisors (1).

222323209973 is an equidigital number, since it uses as much as digits as its factorization.

222323209973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 222323209973 in words is "two hundred twenty-two billion, three hundred twenty-three million, two hundred nine thousand, nine hundred seventy-three".