22011020101010 has 16 divisors (see below), whose sum is σ = 39620593675800. Its totient is φ = 8804239708416.

The previous prime is 22011020100991. The next prime is 22011020101019. The reversal of 22011020101010 is 1010102011022.

It can be written as a sum of positive squares in 4 ways, for example, as 17753776071529 + 4257244029481 = 4213523^2 + 2063309^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22011020100982 and 22011020101000.

It is not an unprimeable number, because it can be changed into a prime (22011020101019) 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, 20491625 + ... + 21539004.

Almost surely, 2^{22011020101010} is an apocalyptic number.

22011020101010 is a deficient number, since it is larger than the sum of its proper divisors (17609573574790).

22011020101010 is a wasteful number, since it uses less digits than its factorization.

22011020101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42083005.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22011020101010 its reverse (1010102011022), we get a palindrome (23021122112032).

The spelling of 22011020101010 in words is "twenty-two trillion, eleven billion, twenty million, one hundred one thousand, ten".