1090198019911 has 48 divisors (see below), whose sum is σ = 1475320753984. Its totient is φ = 783908928000.

The previous prime is 1090198019873. The next prime is 1090198019951. The reversal of 1090198019911 is 1199108910901.

It is not a de Polignac number, because 1090198019911 - 2¹⁵ = 1090197987143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1090198019951) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38975971 + ... + 39003931.

Almost surely, 2^{1090198019911} is an apocalyptic number.

1090198019911 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1090198019911 is a deficient number, since it is larger than the sum of its proper divisors (385122734073).

1090198019911 is a wasteful number, since it uses less digits than its factorization.

1090198019911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31544 (or 31533 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 49.

The spelling of 1090198019911 in words is "one trillion, ninety billion, one hundred ninety-eight million, nineteen thousand, nine hundred eleven".