23221421647001 has 8 divisors (see below), whose sum is σ = 23351305408704. Its totient is φ = 23091555342960.

The previous prime is 23221421646959. The next prime is 23221421647019. The reversal of 23221421647001 is 10074612412232.

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 23221421647001 - 2¹⁸ = 23221421384857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23221421647201) 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, 1692101 + ... + 7021826.

It is an arithmetic number, because the mean of its divisors is an integer number (2918913176088).

Almost surely, 2^{23221421647001} is an apocalyptic number.

It is an amenable number.

23221421647001 is a deficient number, since it is larger than the sum of its proper divisors (129883761703).

23221421647001 is a wasteful number, since it uses less digits than its factorization.

23221421647001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8728831.

The product of its (nonzero) digits is 32256, while the sum is 35.

The spelling of 23221421647001 in words is "twenty-three trillion, two hundred twenty-one billion, four hundred twenty-one million, six hundred forty-seven thousand, one".