1111022110123 has 2 divisors, whose sum is σ = 1111022110124. Its totient is φ = 1111022110122.

The previous prime is 1111022110097. The next prime is 1111022110181. The reversal of 1111022110123 is 3210112201111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111022110123 - 2⁵ = 1111022110091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111022110097 and 1111022110106.

It is not a weakly prime, because it can be changed into another prime (1111026110123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555511055061 + 555511055062.

It is an arithmetic number, because the mean of its divisors is an integer number (555511055062).

Almost surely, 2^{1111022110123} is an apocalyptic number.

1111022110123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111022110123 is an equidigital number, since it uses as much as digits as its factorization.

1111022110123 is an evil number, because the sum of its binary digits is even.

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

Adding to 1111022110123 its reverse (3210112201111), we get a palindrome (4321134311234).

The spelling of 1111022110123 in words is "one trillion, one hundred eleven billion, twenty-two million, one hundred ten thousand, one hundred twenty-three".