201011310105 has 32 divisors (see below), whose sum is σ = 322255480320. Its totient is φ = 106993797120.

The previous prime is 201011310089. The next prime is 201011310169. The reversal of 201011310105 is 501013110102.

It is not a de Polignac number, because 201011310105 - 2⁴ = 201011310089 is a prime.

It is a super-2 number, since 2×201011310105² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16687885 + ... + 16699925.

It is an arithmetic number, because the mean of its divisors is an integer number (10070483760).

Almost surely, 2^201011310105 is an apocalyptic number.

It is an amenable number.

201011310105 is a deficient number, since it is larger than the sum of its proper divisors (121244170215).

201011310105 is a wasteful number, since it uses less digits than its factorization.

201011310105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14161.

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 201011310105 its reverse (501013110102), we get a palindrome (702024420207).

The spelling of 201011310105 in words is "two hundred one billion, eleven million, three hundred ten thousand, one hundred five".