20021102220010 has 16 divisors (see below), whose sum is σ = 36051179938272. Its totient is φ = 8005508456400.

The previous prime is 20021102219999. The next prime is 20021102220011. The reversal of 20021102220010 is 1002220112002.

It is a happy number.

It is a super-3 number, since 3×20021102220010³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (20021102220011) 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, 366525276 + ... + 366579895.

It is an arithmetic number, because the mean of its divisors is an integer number (2253198746142).

Almost surely, 2^{20021102220010} is an apocalyptic number.

20021102220010 is a deficient number, since it is larger than the sum of its proper divisors (16030077718262).

20021102220010 is a wasteful number, since it uses less digits than its factorization.

20021102220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733107909.

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

Adding to 20021102220010 its reverse (1002220112002), we get a palindrome (21023322332012).

The spelling of 20021102220010 in words is "twenty trillion, twenty-one billion, one hundred two million, two hundred twenty thousand, ten".