20122210002 has 16 divisors (see below), whose sum is σ = 40642880832. Its totient is φ = 6640993200.

The previous prime is 20122209949. The next prime is 20122210007. The reversal of 20122210002 is 20001222102.

It is a self number, because there is not a number n which added to its sum of digits gives 20122210002.

It is not an unprimeable number, because it can be changed into a prime (20122210007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16601878 + ... + 16603089.

It is an arithmetic number, because the mean of its divisors is an integer number (2540180052).

Almost surely, 2^20122210002 is an apocalyptic number.

20122210002 is an abundant number, since it is smaller than the sum of its proper divisors (20520670830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20122210002 is a wasteful number, since it uses less digits than its factorization.

20122210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33205073.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20122210002 its reverse (20001222102), we get a palindrome (40123432104).

The spelling of 20122210002 in words is "twenty billion, one hundred twenty-two million, two hundred ten thousand, two".