2123020203212 has 12 divisors (see below), whose sum is σ = 3752070359856. Its totient is φ = 1051000100400.

The previous prime is 2123020203203. The next prime is 2123020203223.

It is a happy number.

2123020203212 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2627499848 + ... + 2627500655.

It is an arithmetic number, because the mean of its divisors is an integer number (312672529988).

Almost surely, 2^{2123020203212} is an apocalyptic number.

It is an amenable number.

2123020203212 is a deficient number, since it is larger than the sum of its proper divisors (1629050156644).

2123020203212 is a wasteful number, since it uses less digits than its factorization.

2123020203212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5255000608 (or 5255000606 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

It can be divided in two parts, 2123020 and 203212, that added together give a palindrome (2326232).

The spelling of 2123020203212 in words is "two trillion, one hundred twenty-three billion, twenty million, two hundred three thousand, two hundred twelve".