2103212300122 has 16 divisors (see below), whose sum is σ = 3162524823144. Its totient is φ = 1049037696000.

The previous prime is 2103212300099. The next prime is 2103212300131. The reversal of 2103212300122 is 2210032123012.

It can be written as a sum of positive squares in 4 ways, for example, as 1402611493761 + 700600806361 = 1184319^2 + 837019^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2103212300122.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13801222 + ... + 13952782.

Almost surely, 2^{2103212300122} is an apocalyptic number.

2103212300122 is a deficient number, since it is larger than the sum of its proper divisors (1059312523022).

2103212300122 is a wasteful number, since it uses less digits than its factorization.

2103212300122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168465.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2103212300122 its reverse (2210032123012), we get a palindrome (4313244423134).

The spelling of 2103212300122 in words is "two trillion, one hundred three billion, two hundred twelve million, three hundred thousand, one hundred twenty-two".