20022002202022 has 16 divisors (see below), whose sum is σ = 30224536192512. Its totient is φ = 9947157816960.

The previous prime is 20022002202011. The next prime is 20022002202029. The reversal of 20022002202022 is 22020220022002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20022002201987 and 20022002202005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022002202029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74246043 + ... + 74515225.

It is an arithmetic number, because the mean of its divisors is an integer number (1889033512032).

Almost surely, 2^{20022002202022} is an apocalyptic number.

20022002202022 is a deficient number, since it is larger than the sum of its proper divisors (10202533990490).

20022002202022 is a wasteful number, since it uses less digits than its factorization.

20022002202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506223.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 20022002202022 its reverse (22020220022002), we get a palindrome (42042222224024).

The spelling of 20022002202022 in words is "twenty trillion, twenty-two billion, two million, two hundred two thousand, twenty-two".