20001000100110 has 16 divisors (see below), whose sum is σ = 48002400240336. Its totient is φ = 5333600026688.

The previous prime is 20001000100091. The next prime is 20001000100111. The reversal of 20001000100110 is 1100100010002.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20001000100111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333350001639 + ... + 333350001698.

It is an arithmetic number, because the mean of its divisors is an integer number (3000150015021).

Almost surely, 2^{20001000100110} is an apocalyptic number.

20001000100110 is an abundant number, since it is smaller than the sum of its proper divisors (28001400140226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20001000100110 is a wasteful number, since it uses less digits than its factorization.

20001000100110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666700003347.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 20001000100110 its reverse (1100100010002), we get a palindrome (21101100110112).

The spelling of 20001000100110 in words is "twenty trillion, one billion, one hundred thousand, one hundred ten".