1111120002122 has 16 divisors (see below), whose sum is σ = 1824310523112. Its totient is φ = 504417654720.

The previous prime is 1111120002089. The next prime is 1111120002127. The reversal of 1111120002122 is 2212000211111.

It can be written as a sum of positive squares in 4 ways, for example, as 178159123921 + 932960878201 = 422089^2 + 965899^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1111120002097 and 1111120002106.

It is not an unprimeable number, because it can be changed into a prime (1111120002127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350288453 + ... + 350291624.

Almost surely, 2^{1111120002122} is an apocalyptic number.

1111120002122 is a deficient number, since it is larger than the sum of its proper divisors (713190520990).

1111120002122 is a wasteful number, since it uses less digits than its factorization.

1111120002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700580153.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1111120002122 its reverse (2212000211111), we get a palindrome (3323120213233).

The spelling of 1111120002122 in words is "one trillion, one hundred eleven billion, one hundred twenty million, two thousand, one hundred twenty-two".