1102219999961 has 2 divisors, whose sum is σ = 1102219999962. Its totient is φ = 1102219999960.

The previous prime is 1102219999931. The next prime is 1102219999963. The reversal of 1102219999961 is 1699999122011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 855891420736 + 246328579225 = 925144^2 + 496315^2 .

It is an emirp because it is prime and its reverse (1699999122011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1102219999961 - 2⁶ = 1102219999897 is a prime.

Together with 1102219999963, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1102219999961.

It is not a weakly prime, because it can be changed into another prime (1102219999963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551109999980 + 551109999981.

It is an arithmetic number, because the mean of its divisors is an integer number (551109999981).

Almost surely, 2^{1102219999961} is an apocalyptic number.

It is an amenable number.

1102219999961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102219999961 is an equidigital number, since it uses as much as digits as its factorization.

1102219999961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1417176, while the sum is 59.

The spelling of 1102219999961 in words is "one trillion, one hundred two billion, two hundred nineteen million, nine hundred ninety-nine thousand, nine hundred sixty-one".