11111020220022 has 16 divisors (see below), whose sum is σ = 22327358169792. Its totient is φ = 3686120451720.

The previous prime is 11111020220017. The next prime is 11111020220077. The reversal of 11111020220022 is 22002202011111.

It is a junction number, because it is equal to n+sod(n) for n = 11111020219983 and 11111020220010.

It is a congruent number.

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, 4388237368 + ... + 4388239899.

It is an arithmetic number, because the mean of its divisors is an integer number (1395459885612).

Almost surely, 2^{11111020220022} is an apocalyptic number.

11111020220022 is an abundant number, since it is smaller than the sum of its proper divisors (11216337949770).

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

11111020220022 is a wasteful number, since it uses less digits than its factorization.

11111020220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8776477483.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11111020220022 its reverse (22002202011111), we get a palindrome (33113222231133).

The spelling of 11111020220022 in words is "eleven trillion, one hundred eleven billion, twenty million, two hundred twenty thousand, twenty-two".