21303222312201 has 8 divisors (see below), whose sum is σ = 28528332646080. Its totient is φ = 14140130093232.

The previous prime is 21303222312193. The next prime is 21303222312217. The reversal of 21303222312201 is 10221322230312.

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

It is not a de Polignac number, because 21303222312201 - 2³ = 21303222312193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21303222311201) 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, 15504527925 + ... + 15504529298.

It is an arithmetic number, because the mean of its divisors is an integer number (3566041580760).

Almost surely, 2^{21303222312201} is an apocalyptic number.

It is an amenable number.

21303222312201 is a deficient number, since it is larger than the sum of its proper divisors (7225110333879).

21303222312201 is a wasteful number, since it uses less digits than its factorization.

21303222312201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31009057455.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 21303222312201 its reverse (10221322230312), we get a palindrome (31524544542513).

The spelling of 21303222312201 in words is "twenty-one trillion, three hundred three billion, two hundred twenty-two million, three hundred twelve thousand, two hundred one".