1111121110022 has 16 divisors (see below), whose sum is σ = 2077940777472. Its totient is φ = 432904328520.

The previous prime is 1111121109883. The next prime is 1111121110061. The reversal of 1111121110022 is 2200111211111.

It is a super-2 number, since 2×1111121110022² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1111121109979 and 1111121110006.

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, 3607535918 + ... + 3607536225.

It is an arithmetic number, because the mean of its divisors is an integer number (129871298592).

Almost surely, 2^{1111121110022} is an apocalyptic number.

1111121110022 is a deficient number, since it is larger than the sum of its proper divisors (966819667450).

1111121110022 is a wasteful number, since it uses less digits than its factorization.

1111121110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7215072163.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1111121110022 its reverse (2200111211111), we get a palindrome (3311232321133).

The spelling of 1111121110022 in words is "one trillion, one hundred eleven billion, one hundred twenty-one million, one hundred ten thousand, twenty-two".