20022212221010 has 32 divisors (see below), whose sum is σ = 36408933654912. Its totient is φ = 7927090617600.

The previous prime is 20022212220817. The next prime is 20022212221019. The reversal of 20022212221010 is 1012221222002.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20022212221010.

It is not an unprimeable number, because it can be changed into a prime (20022212221019) 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, 11364716 + ... + 13007735.

It is an arithmetic number, because the mean of its divisors is an integer number (1137779176716).

Almost surely, 2^{20022212221010} is an apocalyptic number.

20022212221010 is a deficient number, since it is larger than the sum of its proper divisors (16386721433902).

20022212221010 is a wasteful number, since it uses less digits than its factorization.

20022212221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24373298.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20022212221010 its reverse (1012221222002), we get a palindrome (21034433443012).

The spelling of 20022212221010 in words is "twenty trillion, twenty-two billion, two hundred twelve million, two hundred twenty-one thousand, ten".