12264534162121 has 4 divisors (see below), whose sum is σ = 12264541206544. Its totient is φ = 12264527117700.

The previous prime is 12264534162079. The next prime is 12264534162157. The reversal of 12264534162121 is 12126143546221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 12264534162121 - 2¹³ = 12264534153929 is a prime.

It is a super-2 number, since 2×12264534162121² (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 (12264534168121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1196986 + ... + 5095276.

It is an arithmetic number, because the mean of its divisors is an integer number (3066135301636).

Almost surely, 2^{12264534162121} is an apocalyptic number.

It is an amenable number.

12264534162121 is a deficient number, since it is larger than the sum of its proper divisors (7044423).

12264534162121 is an equidigital number, since it uses as much as digits as its factorization.

12264534162121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7044422.

The product of its digits is 138240, while the sum is 40.

The spelling of 12264534162121 in words is "twelve trillion, two hundred sixty-four billion, five hundred thirty-four million, one hundred sixty-two thousand, one hundred twenty-one".