10122001320021 has 8 divisors (see below), whose sum is σ = 13496344290720. Its totient is φ = 6747829614672.

The previous prime is 10122001319987. The next prime is 10122001320031. The reversal of 10122001320021 is 12002310022101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10122001320021 - 2⁹ = 10122001319509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122001320031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42678370 + ... + 42914883.

It is an arithmetic number, because the mean of its divisors is an integer number (1687043036340).

Almost surely, 2^{10122001320021} is an apocalyptic number.

It is an amenable number.

10122001320021 is a deficient number, since it is larger than the sum of its proper divisors (3374342970699).

10122001320021 is an equidigital number, since it uses as much as digits as its factorization.

10122001320021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85632675.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10122001320021 its reverse (12002310022101), we get a palindrome (22124311342122).

The spelling of 10122001320021 in words is "ten trillion, one hundred twenty-two billion, one million, three hundred twenty thousand, twenty-one".