13022030121 has 4 divisors (see below), whose sum is σ = 17362706832. Its totient is φ = 8681353412.

The previous prime is 13022030117. The next prime is 13022030123. The reversal of 13022030121 is 12103022031.

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 13022030121 - 2² = 13022030117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13022030121.

It is not an unprimeable number, because it can be changed into a prime (13022030123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2170338351 + ... + 2170338356.

It is an arithmetic number, because the mean of its divisors is an integer number (4340676708).

Almost surely, 2^13022030121 is an apocalyptic number.

It is an amenable number.

13022030121 is a deficient number, since it is larger than the sum of its proper divisors (4340676711).

13022030121 is an equidigital number, since it uses as much as digits as its factorization.

13022030121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4340676710.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 13022030121 its reverse (12103022031), we get a palindrome (25125052152).

The spelling of 13022030121 in words is "thirteen billion, twenty-two million, thirty thousand, one hundred twenty-one".