20002221012110 has 32 divisors (see below), whose sum is σ = 36404050320000. Its totient is φ = 7912269630720.

The previous prime is 20002221012079. The next prime is 20002221012113. The reversal of 20002221012110 is 1121012220002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002221012113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17043110 + ... + 18178889.

It is an arithmetic number, because the mean of its divisors is an integer number (1137626572500).

Almost surely, 2^{20002221012110} is an apocalyptic number.

20002221012110 is a deficient number, since it is larger than the sum of its proper divisors (16401829307890).

20002221012110 is a wasteful number, since it uses less digits than its factorization.

20002221012110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35222636.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20002221012110 its reverse (1121012220002), we get a palindrome (21123233232112).

The spelling of 20002221012110 in words is "twenty trillion, two billion, two hundred twenty-one million, twelve thousand, one hundred ten".