130021303121023 has 4 divisors (see below), whose sum is σ = 131171934122208. Its totient is φ = 128870672119840.

The previous prime is 130021303120999. The next prime is 130021303121033. The reversal of 130021303121023 is 320121303120031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130021303121023 - 2²¹ = 130021301023871 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130021303120985 and 130021303121003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130021303121033) 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, 575315500423 + ... + 575315500648.

It is an arithmetic number, because the mean of its divisors is an integer number (32792983530552).

Almost surely, 2^{130021303121023} is an apocalyptic number.

130021303121023 is a deficient number, since it is larger than the sum of its proper divisors (1150631001185).

130021303121023 is a wasteful number, since it uses less digits than its factorization.

130021303121023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150631001184.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 130021303121023 its reverse (320121303120031), we get a palindrome (450142606241054).

The spelling of 130021303121023 in words is "one hundred thirty trillion, twenty-one billion, three hundred three million, one hundred twenty-one thousand, twenty-three".