12010101 has 8 divisors (see below), whose sum is σ = 16037280. Its totient is φ = 7994832.

The previous prime is 12010093. The next prime is 12010129. The reversal of 12010101 is 10101021.

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

It is not a de Polignac number, because 12010101 - 2³ = 12010093 is a prime.

12010101 is a modest number, since divided by 10101 gives 12 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 12010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271 + ... + 4908.

It is an arithmetic number, because the mean of its divisors is an integer number (2004660).

Almost surely, 2^12010101 is an apocalyptic number.

It is an amenable number.

12010101 is a deficient number, since it is larger than the sum of its proper divisors (4027179).

12010101 is an equidigital number, since it uses as much as digits as its factorization.

12010101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5955.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 12010101 is about 3465.5592622259. The cubic root of 12010101 is about 229.0070680427.

Adding to 12010101 its reverse (10101021), we get a palindrome (22111122).

Multiplying 12010101 by its reverse (10101021), we get a palindrome (121314282413121).

It can be divided in two parts, 1 and 2010101, that added together give a palindrome (2010102).

The spelling of 12010101 in words is "twelve million, ten thousand, one hundred one".