2100122112322 has 16 divisors (see below), whose sum is σ = 3427479232632. Its totient is φ = 959294476800.

The previous prime is 2100122112199. The next prime is 2100122112323. The reversal of 2100122112322 is 2232112210012.

It can be written as a sum of positive squares in 4 ways, for example, as 1908898693641 + 191223418681 = 1381629^2 + 437291^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2100122112322.

It is not an unprimeable number, because it can be changed into a prime (2100122112323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416357929 + ... + 416362972.

Almost surely, 2^{2100122112322} is an apocalyptic number.

2100122112322 is a deficient number, since it is larger than the sum of its proper divisors (1327357120310).

2100122112322 is a wasteful number, since it uses less digits than its factorization.

2100122112322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832721013.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2100122112322 its reverse (2232112210012), we get a palindrome (4332234322334).

The spelling of 2100122112322 in words is "two trillion, one hundred billion, one hundred twenty-two million, one hundred twelve thousand, three hundred twenty-two".