11121102213 has 16 divisors (see below), whose sum is σ = 15971066496. Its totient is φ = 6842767680.

The previous prime is 11121102193. The next prime is 11121102217. The reversal of 11121102213 is 31220112111.

It is not a de Polignac number, because 11121102213 - 2²² = 11116907909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11121102192 and 11121102201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121102217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327856 + ... + 360182.

It is an arithmetic number, because the mean of its divisors is an integer number (998191656).

Almost surely, 2^11121102213 is an apocalyptic number.

11121102213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11121102213 is a deficient number, since it is larger than the sum of its proper divisors (4849964283).

11121102213 is a wasteful number, since it uses less digits than its factorization.

11121102213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41164.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11121102213 its reverse (31220112111), we get a palindrome (42341214324).

The spelling of 11121102213 in words is "eleven billion, one hundred twenty-one million, one hundred two thousand, two hundred thirteen".