2123203010999 has 32 divisors (see below), whose sum is σ = 2542465843200. Its totient is φ = 1734549747840.

The previous prime is 2123203010953. The next prime is 2123203011029. The reversal of 2123203010999 is 9990103023212.

It is not a de Polignac number, because 2123203010999 - 2¹⁶ = 2123202945463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123203013999) 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 31 ways as a sum of consecutive naturals, for example, 110822129 + ... + 110841285.

It is an arithmetic number, because the mean of its divisors is an integer number (79452057600).

Almost surely, 2^{2123203010999} is an apocalyptic number.

2123203010999 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2123203010999 is a deficient number, since it is larger than the sum of its proper divisors (419262832201).

2123203010999 is a wasteful number, since it uses less digits than its factorization.

2123203010999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26183.

The product of its (nonzero) digits is 52488, while the sum is 41.

The spelling of 2123203010999 in words is "two trillion, one hundred twenty-three billion, two hundred three million, ten thousand, nine hundred ninety-nine".