201012101011 has 16 divisors (see below), whose sum is σ = 217547648640. Its totient is φ = 185318264320.

The previous prime is 201012101009. The next prime is 201012101027. The reversal of 201012101011 is 110101210102.

It is a cyclic number.

It is not a de Polignac number, because 201012101011 - 2¹ = 201012101009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201012101051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1742626 + ... + 1854391.

It is an arithmetic number, because the mean of its divisors is an integer number (13596728040).

Almost surely, 2^201012101011 is an apocalyptic number.

201012101011 is a deficient number, since it is larger than the sum of its proper divisors (16535547629).

201012101011 is a wasteful number, since it uses less digits than its factorization.

201012101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597134.

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

Adding to 201012101011 its reverse (110101210102), we get a palindrome (311113311113).

It can be divided in two parts, 20101210101 and 1, that added together give a palindrome (20101210102).

The spelling of 201012101011 in words is "two hundred one billion, twelve million, one hundred one thousand, eleven".