20100202221011 has 16 divisors (see below), whose sum is σ = 21996780271200. Its totient is φ = 18215202750720.

The previous prime is 20100202220983. The next prime is 20100202221089. The reversal of 20100202221011 is 11012220200102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20100202221011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20100202221811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12335471 + ... + 13869543.

It is an arithmetic number, because the mean of its divisors is an integer number (1374798766950).

Almost surely, 2^{20100202221011} is an apocalyptic number.

20100202221011 is a deficient number, since it is larger than the sum of its proper divisors (1896578050189).

20100202221011 is a wasteful number, since it uses less digits than its factorization.

20100202221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1537846.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20100202221011 its reverse (11012220200102), we get a palindrome (31112422421113).

The spelling of 20100202221011 in words is "twenty trillion, one hundred billion, two hundred two million, two hundred twenty-one thousand, eleven".