12021103120331 has 8 divisors (see below), whose sum is σ = 12055011552000. Its totient is φ = 11987197041960.

The previous prime is 12021103120253. The next prime is 12021103120339. The reversal of 12021103120331 is 13302130112021.

It is a happy number.

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 12021103120331 - 2⁴² = 7623056609227 is a prime.

It is a super-2 number, since 2×12021103120331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12021103120339) 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, 9906020 + ... + 11053118.

It is an arithmetic number, because the mean of its divisors is an integer number (1506876444000).

Almost surely, 2^{12021103120331} is an apocalyptic number.

12021103120331 is a deficient number, since it is larger than the sum of its proper divisors (33908431669).

12021103120331 is a wasteful number, since it uses less digits than its factorization.

12021103120331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176649.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12021103120331 its reverse (13302130112021), we get a palindrome (25323233232352).

The spelling of 12021103120331 in words is "twelve trillion, twenty-one billion, one hundred three million, one hundred twenty thousand, three hundred thirty-one".