12021131103313 has 16 divisors (see below), whose sum is σ = 12660741676800. Its totient is φ = 11401365769600.

The previous prime is 12021131103283. The next prime is 12021131103329. The reversal of 12021131103313 is 31330113112021.

It is a cyclic number.

It is not a de Polignac number, because 12021131103313 - 2¹³ = 12021131095121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12021131103913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20646643 + ... + 21220888.

It is an arithmetic number, because the mean of its divisors is an integer number (791296354800).

Almost surely, 2^{12021131103313} is an apocalyptic number.

It is an amenable number.

12021131103313 is a deficient number, since it is larger than the sum of its proper divisors (639610573487).

12021131103313 is a wasteful number, since it uses less digits than its factorization.

12021131103313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41867768.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 12021131103313 its reverse (31330113112021), we get a palindrome (43351244215334).

The spelling of 12021131103313 in words is "twelve trillion, twenty-one billion, one hundred thirty-one million, one hundred three thousand, three hundred thirteen".