201020220100012 has 48 divisors (see below), whose sum is σ = 354396482496000. Its totient is φ = 99765473371200.

The previous prime is 201020220099989. The next prime is 201020220100027. The reversal of 201020220100012 is 210001022020102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201020220099965 and 201020220100001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2570847837 + ... + 2570926027.

It is an arithmetic number, because the mean of its divisors is an integer number (7383260052000).

Almost surely, 2^{201020220100012} is an apocalyptic number.

It is an amenable number.

201020220100012 is a deficient number, since it is larger than the sum of its proper divisors (153376262395988).

201020220100012 is a wasteful number, since it uses less digits than its factorization.

201020220100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82582 (or 82580 counting only the distinct ones).

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

Adding to 201020220100012 its reverse (210001022020102), we get a palindrome (411021242120114).

The spelling of 201020220100012 in words is "two hundred one trillion, twenty billion, two hundred twenty million, one hundred thousand, twelve".