11002201219991 has 2 divisors, whose sum is σ = 11002201219992. Its totient is φ = 11002201219990.

The previous prime is 11002201219981. The next prime is 11002201220011. The reversal of 11002201219991 is 19991210220011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11002201219991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11002201219951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501100609995 + 5501100609996.

It is an arithmetic number, because the mean of its divisors is an integer number (5501100609996).

Almost surely, 2^{11002201219991} is an apocalyptic number.

11002201219991 is a deficient number, since it is larger than the sum of its proper divisors (1).

11002201219991 is an equidigital number, since it uses as much as digits as its factorization.

11002201219991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 38.

The spelling of 11002201219991 in words is "eleven trillion, two billion, two hundred one million, two hundred nineteen thousand, nine hundred ninety-one".