2123403010001 has 16 divisors (see below), whose sum is σ = 2614012329600. Its totient is φ = 1679673760128.

The previous prime is 2123403009979. The next prime is 2123403010031. The reversal of 2123403010001 is 1000103043212.

It is not a de Polignac number, because 2123403010001 - 2¹⁴ = 2123402993617 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2123403010031) 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, 2244971 + ... + 3047408.

It is an arithmetic number, because the mean of its divisors is an integer number (163375770600).

Almost surely, 2^{2123403010001} is an apocalyptic number.

It is an amenable number.

2123403010001 is a deficient number, since it is larger than the sum of its proper divisors (490609319599).

2123403010001 is a wasteful number, since it uses less digits than its factorization.

2123403010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5296808.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2123403010001 its reverse (1000103043212), we get a palindrome (3123506053213).

The spelling of 2123403010001 in words is "two trillion, one hundred twenty-three billion, four hundred three million, ten thousand, one".