11119091620 has 96 divisors (see below), whose sum is σ = 29225952000. Its totient is φ = 3459331584.

The previous prime is 11119091617. The next prime is 11119091623. The reversal of 11119091620 is 2619091111.

It is an interprime number because it is at equal distance from previous prime (11119091617) and next prime (11119091623).

It is not an unprimeable number, because it can be changed into a prime (11119091623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55606 + ... + 159154.

It is an arithmetic number, because the mean of its divisors is an integer number (304437000).

Almost surely, 2^11119091620 is an apocalyptic number.

11119091620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11119091620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14612976000).

11119091620 is an abundant number, since it is smaller than the sum of its proper divisors (18106860380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11119091620 is a wasteful number, since it uses less digits than its factorization.

11119091620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103637 (or 103635 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 31.

The spelling of 11119091620 in words is "eleven billion, one hundred nineteen million, ninety-one thousand, six hundred twenty".