20101012110201 has 32 divisors (see below), whose sum is σ = 30031612004736. Its totient is φ = 11851769664000.

The previous prime is 20101012110199. The next prime is 20101012110227. The reversal of 20101012110201 is 10201121010102.

It is not a de Polignac number, because 20101012110201 - 2¹ = 20101012110199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20101012110901) 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 31 ways as a sum of consecutive naturals, for example, 9358021 + ... + 11303741.

It is an arithmetic number, because the mean of its divisors is an integer number (938487875148).

Almost surely, 2^{20101012110201} is an apocalyptic number.

It is an amenable number.

20101012110201 is a deficient number, since it is larger than the sum of its proper divisors (9930599894535).

20101012110201 is a wasteful number, since it uses less digits than its factorization.

20101012110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954233.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 20101012110201 its reverse (10201121010102), we get a palindrome (30302133120303).

The spelling of 20101012110201 in words is "twenty trillion, one hundred one billion, twelve million, one hundred ten thousand, two hundred one".