201220111220002 has 8 divisors (see below), whose sum is σ = 344948762091456. Its totient is φ = 86237190522852.

The previous prime is 201220111219993. The next prime is 201220111220017. The reversal of 201220111220002 is 200022111022102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7186432543558 + ... + 7186432543585.

It is an arithmetic number, because the mean of its divisors is an integer number (43118595261432).

Almost surely, 2^{201220111220002} is an apocalyptic number.

201220111220002 is a deficient number, since it is larger than the sum of its proper divisors (143728650871454).

201220111220002 is a wasteful number, since it uses less digits than its factorization.

201220111220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14372865087152.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201220111220002 its reverse (200022111022102), we get a palindrome (401242222242104).

The spelling of 201220111220002 in words is "two hundred one trillion, two hundred twenty billion, one hundred eleven million, two hundred twenty thousand, two".