112202213123 has 64 divisors (see below), whose sum is σ = 153440179200. Its totient is φ = 79215321600.

The previous prime is 112202213023. The next prime is 112202213143. The reversal of 112202213123 is 321312202211.

It is a cyclic number.

It is not a de Polignac number, because 112202213123 - 2¹⁰ = 112202212099 is a prime.

It is a super-2 number, since 2×112202213123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112202213095 and 112202213104.

It is not an unprimeable number, because it can be changed into a prime (112202213143) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34009328 + ... + 34012626.

It is an arithmetic number, because the mean of its divisors is an integer number (2397502800).

Almost surely, 2^112202213123 is an apocalyptic number.

112202213123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

112202213123 is a deficient number, since it is larger than the sum of its proper divisors (41237966077).

112202213123 is a wasteful number, since it uses less digits than its factorization.

112202213123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3948.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 112202213123 its reverse (321312202211), we get a palindrome (433514415334).

The spelling of 112202213123 in words is "one hundred twelve billion, two hundred two million, two hundred thirteen thousand, one hundred twenty-three".