222102099997 has 2 divisors, whose sum is σ = 222102099998. Its totient is φ = 222102099996.

The previous prime is 222102099937. The next prime is 222102100049. The reversal of 222102099997 is 799990201222.

It is an a-pointer prime, because the next prime (222102100049) can be obtained adding 222102099997 to its sum of digits (52).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 164178125721 + 57923974276 = 405189^2 + 240674^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222102099997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222102099937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111051049998 + 111051049999.

It is an arithmetic number, because the mean of its divisors is an integer number (111051049999).

Almost surely, 2^222102099997 is an apocalyptic number.

It is an amenable number.

222102099997 is a deficient number, since it is larger than the sum of its proper divisors (1).

222102099997 is an equidigital number, since it uses as much as digits as its factorization.

222102099997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 52.

The spelling of 222102099997 in words is "two hundred twenty-two billion, one hundred two million, ninety-nine thousand, nine hundred ninety-seven".