11011902990019 has 2 divisors, whose sum is σ = 11011902990020. Its totient is φ = 11011902990018.

The previous prime is 11011902989951. The next prime is 11011902990061. The reversal of 11011902990019 is 91009920911011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11011902990019 - 2¹¹ = 11011902987971 is a prime.

It is a super-2 number, since 2×11011902990019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11011902930019) 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, 5505951495009 + 5505951495010.

It is an arithmetic number, because the mean of its divisors is an integer number (5505951495010).

Almost surely, 2^{11011902990019} is an apocalyptic number.

11011902990019 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011902990019 is an equidigital number, since it uses as much as digits as its factorization.

11011902990019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122, while the sum is 43.

The spelling of 11011902990019 in words is "eleven trillion, eleven billion, nine hundred two million, nine hundred ninety thousand, nineteen".