123110041131 has 120 divisors (see below), whose sum is σ = 245663415360. Its totient is φ = 60586898400.

The previous prime is 123110041123. The next prime is 123110041151. The reversal of 123110041131 is 131140011321.

It is a happy number.

123110041131 is a `hidden beast` number, since 123 + 1 + 100 + 411 + 31 = 666.

It is not a de Polignac number, because 123110041131 - 2³ = 123110041123 is a prime.

It is a super-2 number, since 2×123110041131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123110041151) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 755316 + ... + 903726.

It is an arithmetic number, because the mean of its divisors is an integer number (2047195128).

Almost surely, 2^123110041131 is an apocalyptic number.

123110041131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

123110041131 is a deficient number, since it is larger than the sum of its proper divisors (122553374229).

123110041131 is a wasteful number, since it uses less digits than its factorization.

123110041131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148467 (or 148451 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 123110041131 its reverse (131140011321), we get a palindrome (254250052452).

The spelling of 123110041131 in words is "one hundred twenty-three billion, one hundred ten million, forty-one thousand, one hundred thirty-one".