10000020111201 has 6 divisors (see below), whose sum is σ = 14444473493970. Its totient is φ = 6666680074128.

The previous prime is 10000020111163. The next prime is 10000020111217. The reversal of 10000020111201 is 10211102000001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9754721795025 + 245298316176 = 3123255^2 + 495276^2 .

It is not a de Polignac number, because 10000020111201 - 2¹⁰ = 10000020110177 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1111113345689 = 10000020111201 / (1 + 0 + 0 + 0 + 0 + 0 + 2 + 0 + 1 + 1 + 1 + 2 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (10000020111251) 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 5 ways as a sum of consecutive naturals, for example, 555556672836 + ... + 555556672853.

It is an arithmetic number, because the mean of its divisors is an integer number (2407412248995).

Almost surely, 2^{10000020111201} is an apocalyptic number.

It is an amenable number.

10000020111201 is a deficient number, since it is larger than the sum of its proper divisors (4444453382769).

10000020111201 is a wasteful number, since it uses less digits than its factorization.

10000020111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111113345695 (or 1111113345692 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10000020111201 its reverse (10211102000001), we get a palindrome (20211122111202).

The spelling of 10000020111201 in words is "ten trillion, twenty million, one hundred eleven thousand, two hundred one".