20022201020986 has 8 divisors (see below), whose sum is σ = 30188914493364. Its totient is φ = 9959229523200.

The previous prime is 20022201020981. The next prime is 20022201021061. The reversal of 20022201020986 is 68902010222002.

It can be written as a sum of positive squares in 2 ways, for example, as 19789766147761 + 232434873225 = 4448569^2 + 482115^2 .

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

It is not an unprimeable number, because it can be changed into a prime (20022201020981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25935493165 + ... + 25935493936.

Almost surely, 2^{20022201020986} is an apocalyptic number.

20022201020986 is a deficient number, since it is larger than the sum of its proper divisors (10166713472378).

20022201020986 is a wasteful number, since it uses less digits than its factorization.

20022201020986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51870987296.

The product of its (nonzero) digits is 13824, while the sum is 34.

Adding to 20022201020986 its reverse (68902010222002), we get a palindrome (88924211242988).

The spelling of 20022201020986 in words is "twenty trillion, twenty-two billion, two hundred one million, twenty thousand, nine hundred eighty-six".