1121111102022 has 64 divisors (see below), whose sum is σ = 2328032378880. Its totient is φ = 359498378624.

The previous prime is 1121111101951. The next prime is 1121111102047. The reversal of 1121111102022 is 2202011111211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1121111101992 and 1121111102010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67500043 + ... + 67516649.

It is an arithmetic number, because the mean of its divisors is an integer number (36375505920).

Almost surely, 2^{1121111102022} is an apocalyptic number.

1121111102022 is an abundant number, since it is smaller than the sum of its proper divisors (1206921276858).

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

1121111102022 is a wasteful number, since it uses less digits than its factorization.

1121111102022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18037.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1121111102022 its reverse (2202011111211), we get a palindrome (3323122213233).

The spelling of 1121111102022 in words is "one trillion, one hundred twenty-one billion, one hundred eleven million, one hundred two thousand, twenty-two".