20011020110222 has 32 divisors (see below), whose sum is σ = 31074663795840. Its totient is φ = 9659812708000.

The previous prime is 20011020110197. The next prime is 20011020110287. The reversal of 20011020110222 is 22201102011002.

It is a junction number, because it is equal to n+sod(n) for n = 20011020110197 and 20011020110206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2322572 + ... + 6739167.

It is an arithmetic number, because the mean of its divisors is an integer number (971083243620).

Almost surely, 2^{20011020110222} is an apocalyptic number.

20011020110222 is a deficient number, since it is larger than the sum of its proper divisors (11063643685618).

20011020110222 is a wasteful number, since it uses less digits than its factorization.

20011020110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9062128.

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

Adding to 20011020110222 its reverse (22201102011002), we get a palindrome (42212122121224).

The spelling of 20011020110222 in words is "twenty trillion, eleven billion, twenty million, one hundred ten thousand, two hundred twenty-two".