20020111100110 has 32 divisors (see below), whose sum is σ = 39531839529600. Its totient is φ = 7239369776160.

The previous prime is 20020111100089. The next prime is 20020111100111. The reversal of 20020111100110 is 1100111102002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020111100111) 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, 508363020 + ... + 508402399.

It is an arithmetic number, because the mean of its divisors is an integer number (1235369985300).

Almost surely, 2^{20020111100110} is an apocalyptic number.

20020111100110 is a deficient number, since it is larger than the sum of its proper divisors (19511728429490).

20020111100110 is a wasteful number, since it uses less digits than its factorization.

20020111100110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016765616.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 20020111100110 its reverse (1100111102002), we get a palindrome (21120222202112).

It can be divided in two parts, 200201 and 11100110, that added together give a palindrome (11300311).

The spelling of 20020111100110 in words is "twenty trillion, twenty billion, one hundred eleven million, one hundred thousand, one hundred ten".