20100000211222 has 16 divisors (see below), whose sum is σ = 30257634989232. Its totient is φ = 10014122684160.

The previous prime is 20100000211177. The next prime is 20100000211237. The reversal of 20100000211222 is 22211200000102.

It is a happy number.

It is a super-2 number, since 2×20100000211222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 75086158 + ... + 75353374.

It is an arithmetic number, because the mean of its divisors is an integer number (1891102186827).

Almost surely, 2^{20100000211222} is an apocalyptic number.

20100000211222 is a deficient number, since it is larger than the sum of its proper divisors (10157634778010).

20100000211222 is a wasteful number, since it uses less digits than its factorization.

20100000211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401343.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20100000211222 its reverse (22211200000102), we get a palindrome (42311200211324).

The spelling of 20100000211222 in words is "twenty trillion, one hundred billion, two hundred eleven thousand, two hundred twenty-two".