10000020001123 has 2 divisors, whose sum is σ = 10000020001124. Its totient is φ = 10000020001122.

The previous prime is 10000020001099. The next prime is 10000020001177. The reversal of 10000020001123 is 32110002000001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10000020001123 - 2⁹ = 10000020000611 is a prime.

It is a super-2 number, since 2×10000020001123² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10000020001523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000010000561 + 5000010000562.

It is an arithmetic number, because the mean of its divisors is an integer number (5000010000562).

Almost surely, 2^{10000020001123} is an apocalyptic number.

10000020001123 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000020001123 is an equidigital number, since it uses as much as digits as its factorization.

10000020001123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 10000020001123 its reverse (32110002000001), we get a palindrome (42110022001124).

The spelling of 10000020001123 in words is "ten trillion, twenty million, one thousand, one hundred twenty-three".