121102223399 has 2 divisors, whose sum is σ = 121102223400. Its totient is φ = 121102223398.

The previous prime is 121102223293. The next prime is 121102223413. The reversal of 121102223399 is 993322201121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121102223399 is a prime.

It is a super-2 number, since 2×121102223399² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121102225399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60551111699 + 60551111700.

It is an arithmetic number, because the mean of its divisors is an integer number (60551111700).

Almost surely, 2^121102223399 is an apocalyptic number.

121102223399 is a deficient number, since it is larger than the sum of its proper divisors (1).

121102223399 is an equidigital number, since it uses as much as digits as its factorization.

121102223399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 121102223399 in words is "one hundred twenty-one billion, one hundred two million, two hundred twenty-three thousand, three hundred ninety-nine".