20012200001210 has 16 divisors (see below), whose sum is σ = 36052933333536. Its totient is φ = 7997997037968.

The previous prime is 20012200001201. The next prime is 20012200001237. The reversal of 20012200001210 is 1210000221002.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20012200001191 and 20012200001200.

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, 860358104 + ... + 860381363.

It is an arithmetic number, because the mean of its divisors is an integer number (2253308333346).

Almost surely, 2^{20012200001210} is an apocalyptic number.

20012200001210 is a deficient number, since it is larger than the sum of its proper divisors (16040733332326).

20012200001210 is a wasteful number, since it uses less digits than its factorization.

20012200001210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720740637.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20012200001210 its reverse (1210000221002), we get a palindrome (21222200222212).

The spelling of 20012200001210 in words is "twenty trillion, twelve billion, two hundred million, one thousand, two hundred ten".