10011123120423 has 16 divisors (see below), whose sum is σ = 14136458895360. Its totient is φ = 6280107413376.

The previous prime is 10011123120373. The next prime is 10011123120463. The reversal of 10011123120423 is 32402132111001.

It is not a de Polignac number, because 10011123120423 - 2²¹ = 10011121023271 is a prime.

It is a super-2 number, since 2×10011123120423² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10011123120423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011123120463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21353383 + ... + 21817176.

It is an arithmetic number, because the mean of its divisors is an integer number (883528680960).

Almost surely, 2^{10011123120423} is an apocalyptic number.

10011123120423 is a deficient number, since it is larger than the sum of its proper divisors (4125335774937).

10011123120423 is a wasteful number, since it uses less digits than its factorization.

10011123120423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43175126.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 10011123120423 its reverse (32402132111001), we get a palindrome (42413255231424).

The spelling of 10011123120423 in words is "ten trillion, eleven billion, one hundred twenty-three million, one hundred twenty thousand, four hundred twenty-three".