2130203213122 has 16 divisors (see below), whose sum is σ = 3229232167800. Its totient is φ = 1053807462400.

The previous prime is 2130203213113. The next prime is 2130203213123. The reversal of 2130203213122 is 2213123020312.

It can be written as a sum of positive squares in 4 ways, for example, as 1869867539761 + 260335673361 = 1367431^2 + 510231^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2130203213093 and 2130203213102.

It is not an unprimeable number, because it can be changed into a prime (2130203213123) 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 7 ways as a sum of consecutive naturals, for example, 3457597 + ... + 4026832.

Almost surely, 2^{2130203213122} is an apocalyptic number.

2130203213122 is a deficient number, since it is larger than the sum of its proper divisors (1099028954678).

2130203213122 is a wasteful number, since it uses less digits than its factorization.

2130203213122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7485941.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2130203213122 its reverse (2213123020312), we get a palindrome (4343326233434).

The spelling of 2130203213122 in words is "two trillion, one hundred thirty billion, two hundred three million, two hundred thirteen thousand, one hundred twenty-two".