2100122030212 has 6 divisors (see below), whose sum is σ = 3675213552878. Its totient is φ = 1050061015104.

The previous prime is 2100122030207. The next prime is 2100122030213. The reversal of 2100122030212 is 2120302210012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1833353912196 + 266768118016 = 1354014^2 + 516496^2 .

It is not an unprimeable number, because it can be changed into a prime (2100122030213) 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 as a sum of consecutive naturals, namely, 262515253773 + ... + 262515253780.

Almost surely, 2^{2100122030212} is an apocalyptic number.

It is an amenable number.

2100122030212 is a deficient number, since it is larger than the sum of its proper divisors (1575091522666).

2100122030212 is a wasteful number, since it uses less digits than its factorization.

2100122030212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525030507557 (or 525030507555 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2100122030212 its reverse (2120302210012), we get a palindrome (4220424240224).

The spelling of 2100122030212 in words is "two trillion, one hundred billion, one hundred twenty-two million, thirty thousand, two hundred twelve".