11222100002091 has 64 divisors (see below), whose sum is σ = 16484246102016. Its totient is φ = 6734538547200.

The previous prime is 11222100002083. The next prime is 11222100002107. The reversal of 11222100002091 is 19020000122211.

It is not a de Polignac number, because 11222100002091 - 2³ = 11222100002083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11222100002021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1086249796 + ... + 1086260126.

It is an arithmetic number, because the mean of its divisors is an integer number (257566345344).

Almost surely, 2^{11222100002091} is an apocalyptic number.

11222100002091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11222100002091 is a deficient number, since it is larger than the sum of its proper divisors (5262146099925).

11222100002091 is a wasteful number, since it uses less digits than its factorization.

11222100002091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11352.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 11222100002091 in words is "eleven trillion, two hundred twenty-two billion, one hundred million, two thousand, ninety-one".