21223001300001 has 8 divisors (see below), whose sum is σ = 28399491512064. Its totient is φ = 14097589310640.

The previous prime is 21223001299967. The next prime is 21223001300027. The reversal of 21223001300001 is 10000310032212.

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

It is not a de Polignac number, because 21223001300001 - 2²² = 21222997105697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21223001300071) 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, 12769554705 + ... + 12769556366.

It is an arithmetic number, because the mean of its divisors is an integer number (3549936439008).

Almost surely, 2^{21223001300001} is an apocalyptic number.

It is an amenable number.

21223001300001 is a deficient number, since it is larger than the sum of its proper divisors (7176490212063).

21223001300001 is a wasteful number, since it uses less digits than its factorization.

21223001300001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25539111351.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 21223001300001 its reverse (10000310032212), we get a palindrome (31223311332213).

The spelling of 21223001300001 in words is "twenty-one trillion, two hundred twenty-three billion, one million, three hundred thousand, one".