10040121123 has 8 divisors (see below), whose sum is σ = 13713336336. Its totient is φ = 6530160000.

The previous prime is 10040121101. The next prime is 10040121191. The reversal of 10040121123 is 32112104001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10040121123 - 2¹⁰ = 10040120099 is a prime.

It is a super-2 number, since 2×10040121123² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10040121193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40813378 + ... + 40813623.

It is an arithmetic number, because the mean of its divisors is an integer number (1714167042).

Almost surely, 2^10040121123 is an apocalyptic number.

10040121123 is a deficient number, since it is larger than the sum of its proper divisors (3673215213).

10040121123 is an equidigital number, since it uses as much as digits as its factorization.

10040121123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81627045.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10040121123 its reverse (32112104001), we get a palindrome (42152225124).

The spelling of 10040121123 in words is "ten billion, forty million, one hundred twenty-one thousand, one hundred twenty-three".