1112101122123 has 40 divisors (see below), whose sum is σ = 1747166834688. Its totient is φ = 703581799536.

The previous prime is 1112101122107. The next prime is 1112101122127. The reversal of 1112101122123 is 3212211012111.

It is a happy number.

It is not a de Polignac number, because 1112101122123 - 2⁴ = 1112101122107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112101122096 and 1112101122105.

It is not an unprimeable number, because it can be changed into a prime (1112101122127) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2113561 + ... + 2586762.

Almost surely, 2^{1112101122123} is an apocalyptic number.

1112101122123 is a deficient number, since it is larger than the sum of its proper divisors (635065712565).

1112101122123 is a wasteful number, since it uses less digits than its factorization.

1112101122123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4700485 (or 4700476 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 1112101122123 its reverse (3212211012111), we get a palindrome (4324312134234).

The spelling of 1112101122123 in words is "one trillion, one hundred twelve billion, one hundred one million, one hundred twenty-two thousand, one hundred twenty-three".