201020000101222 has 4 divisors (see below), whose sum is σ = 301530000151836. Its totient is φ = 100510000050610.

The previous prime is 201020000101199. The next prime is 201020000101243. The reversal of 201020000101222 is 222101000020102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50255000025304 + ... + 50255000025307.

It is an arithmetic number, because the mean of its divisors is an integer number (75382500037959).

Almost surely, 2^{201020000101222} is an apocalyptic number.

201020000101222 is a deficient number, since it is larger than the sum of its proper divisors (100510000050614).

201020000101222 is a wasteful number, since it uses less digits than its factorization.

201020000101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100510000050613.

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

Adding to 201020000101222 its reverse (222101000020102), we get a palindrome (423121000121324).

The spelling of 201020000101222 in words is "two hundred one trillion, twenty billion, one hundred one thousand, two hundred twenty-two".