12212003113021 has 8 divisors (see below), whose sum is σ = 12778622791424. Its totient is φ = 11656176190560.

The previous prime is 12212003113003. The next prime is 12212003113061. The reversal of 12212003113021 is 12031130021221.

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

It is a cyclic number.

It is not a de Polignac number, because 12212003113021 - 2⁵ = 12212003112989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12212003113021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212003113061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2698186671 + ... + 2698191196.

It is an arithmetic number, because the mean of its divisors is an integer number (1597327848928).

Almost surely, 2^{12212003113021} is an apocalyptic number.

It is an amenable number.

12212003113021 is a deficient number, since it is larger than the sum of its proper divisors (566619678403).

12212003113021 is an equidigital number, since it uses as much as digits as its factorization.

12212003113021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5396377971.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12212003113021 its reverse (12031130021221), we get a palindrome (24243133134242).

The spelling of 12212003113021 in words is "twelve trillion, two hundred twelve billion, three million, one hundred thirteen thousand, twenty-one".