201220000100212 has 12 divisors (see below), whose sum is σ = 352154097598240. Its totient is φ = 100604543643576.

The previous prime is 201220000100183. The next prime is 201220000100237. The reversal of 201220000100212 is 212001000022102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201220000100192 and 201220000100201.

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 3 ways as a sum of consecutive naturals, for example, 1364018658 + ... + 1364166169.

Almost surely, 2^{201220000100212} is an apocalyptic number.

It is an amenable number.

201220000100212 is a deficient number, since it is larger than the sum of its proper divisors (150934097498028).

201220000100212 is a wasteful number, since it uses less digits than its factorization.

201220000100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2728203270 (or 2728203268 counting only the distinct ones).

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

Adding to 201220000100212 its reverse (212001000022102), we get a palindrome (413221000122314).

The spelling of 201220000100212 in words is "two hundred one trillion, two hundred twenty billion, one hundred thousand, two hundred twelve".