22122210202010 has 16 divisors (see below), whose sum is σ = 40365457520616. Its totient is φ = 8727666490368.

The previous prime is 22122210201989. The next prime is 22122210202013. The reversal of 22122210202010 is 1020201222122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 20175719244121 + 1946490957889 = 4491739^2 + 1395167^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22122210202010.

It is not an unprimeable number, because it can be changed into a prime (22122210202013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15152198039 + ... + 15152199498.

Almost surely, 2^{22122210202010} is an apocalyptic number.

22122210202010 is a deficient number, since it is larger than the sum of its proper divisors (18243247318606).

22122210202010 is a wasteful number, since it uses less digits than its factorization.

22122210202010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30304397617.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22122210202010 its reverse (1020201222122), we get a palindrome (23142411424132).

The spelling of 22122210202010 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred ten million, two hundred two thousand, ten".