102220031219 has 2 divisors, whose sum is σ = 102220031220. Its totient is φ = 102220031218.

The previous prime is 102220031167. The next prime is 102220031231. The reversal of 102220031219 is 912130022201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102220031219 - 2²⁰ = 102218982643 is a prime.

It is a super-2 number, since 2×102220031219² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102220031194 and 102220031203.

It is not a weakly prime, because it can be changed into another prime (102220031269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51110015609 + 51110015610.

It is an arithmetic number, because the mean of its divisors is an integer number (51110015610).

Almost surely, 2^102220031219 is an apocalyptic number.

102220031219 is a deficient number, since it is larger than the sum of its proper divisors (1).

102220031219 is an equidigital number, since it uses as much as digits as its factorization.

102220031219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 102220031219 in words is "one hundred two billion, two hundred twenty million, thirty-one thousand, two hundred nineteen".