11121111220022 has 8 divisors (see below), whose sum is σ = 16687752816672. Its totient is φ = 5558526947800.

The previous prime is 11121111220007. The next prime is 11121111220123. The reversal of 11121111220022 is 22002211112111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11121111220022² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1014324254 + ... + 1014335217.

It is an arithmetic number, because the mean of its divisors is an integer number (2085969102084).

Almost surely, 2^{11121111220022} is an apocalyptic number.

11121111220022 is a deficient number, since it is larger than the sum of its proper divisors (5566641596650).

11121111220022 is a wasteful number, since it uses less digits than its factorization.

11121111220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2028662214.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11121111220022 its reverse (22002211112111), we get a palindrome (33123322332133).

The spelling of 11121111220022 in words is "eleven trillion, one hundred twenty-one billion, one hundred eleven million, two hundred twenty thousand, twenty-two".