11900111110010 has 16 divisors (see below), whose sum is σ = 21420557128872. Its totient is φ = 4759965081600.

The previous prime is 11900111110009. The next prime is 11900111110021. The reversal of 11900111110010 is 1001111100911.

It can be written as a sum of positive squares in 4 ways, for example, as 11846310771409 + 53800338601 = 3441847^2 + 231949^2 .

It is a super-2 number, since 2×11900111110010² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9288611 + ... + 10491830.

Almost surely, 2^{11900111110010} is an apocalyptic number.

11900111110010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11900111110010 is a deficient number, since it is larger than the sum of its proper divisors (9520446018862).

11900111110010 is a wasteful number, since it uses less digits than its factorization.

11900111110010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19840609.

The product of its (nonzero) digits is 9, while the sum is 17.

Adding to 11900111110010 its reverse (1001111100911), we get a palindrome (12901222210921).

The spelling of 11900111110010 in words is "eleven trillion, nine hundred billion, one hundred eleven million, one hundred ten thousand, ten".