12010311301021 has 32 divisors (see below), whose sum is σ = 13471888896000. Its totient is φ = 10615981178880.

The previous prime is 12010311301013. The next prime is 12010311301031.

It is a happy number.

12010311301021 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 12010311301021 - 2³ = 12010311301013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12010311300986 and 12010311301004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010311301031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13622205 + ... + 14477053.

It is an arithmetic number, because the mean of its divisors is an integer number (420996528000).

Almost surely, 2^{12010311301021} is an apocalyptic number.

12010311301021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12010311301021 is a deficient number, since it is larger than the sum of its proper divisors (1461577594979).

12010311301021 is a wasteful number, since it uses less digits than its factorization.

12010311301021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855189.

The product of its (nonzero) digits is 36, while the sum is 16.

It can be divided in two parts, 1201031 and 1301021, that added together give a palindrome (2502052).

The spelling of 12010311301021 in words is "twelve trillion, ten billion, three hundred eleven million, three hundred one thousand, twenty-one".