13121023333001 has 4 divisors (see below), whose sum is σ = 13121064648192. Its totient is φ = 13120982017812.

The previous prime is 13121023332953. The next prime is 13121023333007. The reversal of 13121023333001 is 10033332012131.

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.

It is a cyclic number.

It is not a de Polignac number, because 13121023333001 - 2¹⁴ = 13121023316617 is a prime.

It is a super-2 number, since 2×13121023333001² (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 (13121023333007) 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, 20177501 + ... + 20817626.

It is an arithmetic number, because the mean of its divisors is an integer number (3280266162048).

Almost surely, 2^{13121023333001} is an apocalyptic number.

It is an amenable number.

13121023333001 is a deficient number, since it is larger than the sum of its proper divisors (41315191).

13121023333001 is an equidigital number, since it uses as much as digits as its factorization.

13121023333001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41315190.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 13121023333001 its reverse (10033332012131), we get a palindrome (23154355345132).

The spelling of 13121023333001 in words is "thirteen trillion, one hundred twenty-one billion, twenty-three million, three hundred thirty-three thousand, one".