130122001323021 has 4 divisors (see below), whose sum is σ = 173496001764032. Its totient is φ = 86748000882012.

The previous prime is 130122001322941. The next prime is 130122001323023. The reversal of 130122001323021 is 120323100221031.

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 not a de Polignac number, because 130122001323021 - 2¹⁴ = 130122001306637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130122001323023) 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, 21687000220501 + ... + 21687000220506.

It is an arithmetic number, because the mean of its divisors is an integer number (43374000441008).

Almost surely, 2^{130122001323021} is an apocalyptic number.

It is an amenable number.

130122001323021 is a deficient number, since it is larger than the sum of its proper divisors (43374000441011).

130122001323021 is an equidigital number, since it uses as much as digits as its factorization.

130122001323021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43374000441010.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 130122001323021 its reverse (120323100221031), we get a palindrome (250445101544052).

The spelling of 130122001323021 in words is "one hundred thirty trillion, one hundred twenty-two billion, one million, three hundred twenty-three thousand, twenty-one".