12010022001021 has 64 divisors (see below), whose sum is σ = 18942957084672. Its totient is φ = 6687273600000.

The previous prime is 12010022001011. The next prime is 12010022001041.

12010022001021 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 12010022001021 - 2²³ = 12010013612413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12010022000988 and 12010022001006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010022001001) 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 63 ways as a sum of consecutive naturals, for example, 2530236 + ... + 5515626.

It is an arithmetic number, because the mean of its divisors is an integer number (295983704448).

Almost surely, 2^{12010022001021} is an apocalyptic number.

12010022001021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12010022001021 is a deficient number, since it is larger than the sum of its proper divisors (6932935083651).

12010022001021 is a wasteful number, since it uses less digits than its factorization.

12010022001021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2985594.

The product of its (nonzero) digits is 16, while the sum is 12.

It can be divided in two parts, 1201002 and 2001021, that added together give a palindrome (3202023).

The spelling of 12010022001021 in words is "twelve trillion, ten billion, twenty-two million, one thousand, twenty-one".