200030111031123 has 12 divisors (see below), whose sum is σ = 291793099261248. Its totient is φ = 132033076587600.

The previous prime is 200030111031089. The next prime is 200030111031133. The reversal of 200030111031123 is 321130111030002.

200030111031123 is a `hidden beast` number, since 20 + 0 + 0 + 301 + 1 + 10 + 311 + 23 = 666.

It is not a de Polignac number, because 200030111031123 - 2²⁹ = 200029574160211 is a prime.

It is a super-2 number, since 2×200030111031123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200030111031096 and 200030111031105.

It is not an unprimeable number, because it can be changed into a prime (200030111031133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110027562915 + ... + 110027564732.

It is an arithmetic number, because the mean of its divisors is an integer number (24316091605104).

Almost surely, 2^{200030111031123} is an apocalyptic number.

200030111031123 is a deficient number, since it is larger than the sum of its proper divisors (91762988230125).

200030111031123 is a wasteful number, since it uses less digits than its factorization.

200030111031123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220055127754 (or 220055127751 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 200030111031123 its reverse (321130111030002), we get a palindrome (521160222061125).

The spelling of 200030111031123 in words is "two hundred trillion, thirty billion, one hundred eleven million, thirty-one thousand, one hundred twenty-three".