201020000221010 has 16 divisors (see below), whose sum is σ = 370250791105536. Its totient is φ = 78538046597808.

The previous prime is 201020000220973. The next prime is 201020000221021. The reversal of 201020000221010 is 10122000020102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201020000220982 and 201020000221000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233744185874 + ... + 233744186733.

It is an arithmetic number, because the mean of its divisors is an integer number (23140674444096).

Almost surely, 2^{201020000221010} is an apocalyptic number.

201020000221010 is a deficient number, since it is larger than the sum of its proper divisors (169230790884526).

201020000221010 is a wasteful number, since it uses less digits than its factorization.

201020000221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467488372657.

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

Adding to 201020000221010 its reverse (10122000020102), we get a palindrome (211142000241112).

The spelling of 201020000221010 in words is "two hundred one trillion, twenty billion, two hundred twenty-one thousand, ten".