20022101222101 has 16 divisors (see below), whose sum is σ = 22606372915200. Its totient is φ = 17568274777200.

The previous prime is 20022101222017. The next prime is 20022101222131. The reversal of 20022101222101 is 10122210122002.

It is a happy number.

It is not a de Polignac number, because 20022101222101 - 2¹¹ = 20022101220053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022101222131) 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, 77332291 + ... + 77590768.

It is an arithmetic number, because the mean of its divisors is an integer number (1412898307200).

Almost surely, 2^{20022101222101} is an apocalyptic number.

It is an amenable number.

20022101222101 is a deficient number, since it is larger than the sum of its proper divisors (2584271693099).

20022101222101 is a wasteful number, since it uses less digits than its factorization.

20022101222101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154923480.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20022101222101 its reverse (10122210122002), we get a palindrome (30144311344103).

It can be divided in two parts, 20022101 and 222101, that added together give a palindrome (20244202).

The spelling of 20022101222101 in words is "twenty trillion, twenty-two billion, one hundred one million, two hundred twenty-two thousand, one hundred one".