123000001112 has 8 divisors (see below), whose sum is σ = 230625002100. Its totient is φ = 61500000552.

The previous prime is 123000001097. The next prime is 123000001123. The reversal of 123000001112 is 211100000321.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×123000001112³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123000001093 and 123000001102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7687500062 + ... + 7687500077.

Almost surely, 2^123000001112 is an apocalyptic number.

It is an amenable number.

123000001112 is a deficient number, since it is larger than the sum of its proper divisors (107625000988).

123000001112 is a wasteful number, since it uses less digits than its factorization.

123000001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15375000145 (or 15375000141 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 123000001112 its reverse (211100000321), we get a palindrome (334100001433).

The spelling of 123000001112 in words is "one hundred twenty-three billion, one thousand, one hundred twelve".