20111010010201 has 8 divisors (see below), whose sum is σ = 22185792453600. Its totient is φ = 18077312367840.

The previous prime is 20111010010199. The next prime is 20111010010243. The reversal of 20111010010201 is 10201001011102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20111010010201 - 2¹ = 20111010010199 is a prime.

It is a super-2 number, since 2×20111010010201² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20111010010601) 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, 10271199231 + ... + 10271201188.

It is an arithmetic number, because the mean of its divisors is an integer number (2773224056700).

Almost surely, 2^{20111010010201} is an apocalyptic number.

It is an amenable number.

20111010010201 is a deficient number, since it is larger than the sum of its proper divisors (2074782443399).

20111010010201 is a wasteful number, since it uses less digits than its factorization.

20111010010201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20542400519.

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

Adding to 20111010010201 its reverse (10201001011102), we get a palindrome (30312011021303).

The spelling of 20111010010201 in words is "twenty trillion, one hundred eleven billion, ten million, ten thousand, two hundred one".