10113243402123 has 128 divisors (see below), whose sum is σ = 15911273226240. Its totient is φ = 6340050247680.

The previous prime is 10113243402113. The next prime is 10113243402131. The reversal of 10113243402123 is 32120434231101.

10113243402123 is a `hidden beast` number, since 1 + 0 + 1 + 1 + 3 + 243 + 402 + 12 + 3 = 666.

It is not a de Polignac number, because 10113243402123 - 2¹⁶ = 10113243336587 is a prime.

It is a super-2 number, since 2×10113243402123² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10113243402113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1345379161 + ... + 1345386677.

It is an arithmetic number, because the mean of its divisors is an integer number (124306822080).

Almost surely, 2^{10113243402123} is an apocalyptic number.

10113243402123 is a deficient number, since it is larger than the sum of its proper divisors (5798029824117).

10113243402123 is a wasteful number, since it uses less digits than its factorization.

10113243402123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7954 (or 7948 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 10113243402123 its reverse (32120434231101), we get a palindrome (42233677633224).

The spelling of 10113243402123 in words is "ten trillion, one hundred thirteen billion, two hundred forty-three million, four hundred two thousand, one hundred twenty-three".