1111002311122 has 24 divisors (see below), whose sum is σ = 1833731849628. Its totient is φ = 504461992320.

The previous prime is 1111002311113. The next prime is 1111002311129. The reversal of 1111002311122 is 2211132001111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 856400325561 + 254601985561 = 925419^2 + 504581^2 .

It is a super-2 number, since 2×1111002311122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1111002311096 and 1111002311105.

It is not an unprimeable number, because it can be changed into a prime (1111002311129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2223043 + ... + 2676550.

Almost surely, 2^{1111002311122} is an apocalyptic number.

1111002311122 is a deficient number, since it is larger than the sum of its proper divisors (722729538506).

1111002311122 is a wasteful number, since it uses less digits than its factorization.

1111002311122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4900554 (or 4900543 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1111002311122 its reverse (2211132001111), we get a palindrome (3322134312233).

The spelling of 1111002311122 in words is "one trillion, one hundred eleven billion, two million, three hundred eleven thousand, one hundred twenty-two".