20002222210222 has 32 divisors (see below), whose sum is σ = 34552720629504. Its totient is φ = 8506587211200.

The previous prime is 20002222210189. The next prime is 20002222210231. The reversal of 20002222210222 is 22201222220002.

It is a super-2 number, since 2×20002222210222² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20002222210222.

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, 46223353 + ... + 46654075.

It is an arithmetic number, because the mean of its divisors is an integer number (1079772519672).

Almost surely, 2^{20002222210222} is an apocalyptic number.

20002222210222 is a deficient number, since it is larger than the sum of its proper divisors (14550498419282).

20002222210222 is a wasteful number, since it uses less digits than its factorization.

20002222210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456184.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 20002222210222 its reverse (22201222220002), we get a palindrome (42203444430224).

The spelling of 20002222210222 in words is "twenty trillion, two billion, two hundred twenty-two million, two hundred ten thousand, two hundred twenty-two".