20010201100112 has 20 divisors (see below), whose sum is σ = 38801310450420. Its totient is φ = 9996959693568.

The previous prime is 20010201100103. The next prime is 20010201100117. The reversal of 20010201100112 is 21100110201002.

It can be written as a sum of positive squares in 2 ways, for example, as 17848901241616 + 2161299858496 = 4224796^2 + 1470136^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20010201100093 and 20010201100102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20010201100117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508783253 + ... + 508822580.

It is an arithmetic number, because the mean of its divisors is an integer number (1940065522521).

Almost surely, 2^{20010201100112} is an apocalyptic number.

It is an amenable number.

20010201100112 is a deficient number, since it is larger than the sum of its proper divisors (18791109350308).

20010201100112 is a wasteful number, since it uses less digits than its factorization.

20010201100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017607070 (or 1017607064 counting only the distinct ones).

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

Adding to 20010201100112 its reverse (21100110201002), we get a palindrome (41110311301114).

The spelling of 20010201100112 in words is "twenty trillion, ten billion, two hundred one million, one hundred thousand, one hundred twelve".