2301312223021 has 8 divisors (see below), whose sum is σ = 2630091291840. Its totient is φ = 1972538199168.

The previous prime is 2301312222971. The next prime is 2301312223033. The reversal of 2301312223021 is 1203222131032.

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

It is a cyclic number.

It is not a de Polignac number, because 2301312223021 - 2⁹ = 2301312222509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2301312222983 and 2301312223001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2301312223421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227236 + ... + 2157373.

It is an arithmetic number, because the mean of its divisors is an integer number (328761411480).

Almost surely, 2^{2301312223021} is an apocalyptic number.

It is an amenable number.

2301312223021 is a deficient number, since it is larger than the sum of its proper divisors (328779068819).

2301312223021 is a wasteful number, since it uses less digits than its factorization.

2301312223021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2522483.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2301312223021 its reverse (1203222131032), we get a palindrome (3504534354053).

The spelling of 2301312223021 in words is "two trillion, three hundred one billion, three hundred twelve million, two hundred twenty-three thousand, twenty-one".