22202121010 has 16 divisors (see below), whose sum is σ = 39966307200. Its totient is φ = 8880295216.

The previous prime is 22202120999. The next prime is 22202121013. The reversal of 22202121010 is 1012120222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22202121013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125511 + ... + 245269.

It is an arithmetic number, because the mean of its divisors is an integer number (2497894200).

Almost surely, 2^22202121010 is an apocalyptic number.

22202121010 is a deficient number, since it is larger than the sum of its proper divisors (17764186190).

22202121010 is a wasteful number, since it uses less digits than its factorization.

22202121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138305.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22202121010 its reverse (1012120222), we get a palindrome (23214241232).

It can be divided in two parts, 2220212 and 1010, that added together give a palindrome (2221222).

The spelling of 22202121010 in words is "twenty-two billion, two hundred two million, one hundred twenty-one thousand, ten".