221431350245101 has 8 divisors (see below), whose sum is σ = 221868357258240. Its totient is φ = 220994350977648.

The previous prime is 221431350245099. The next prime is 221431350245117. The reversal of 221431350245101 is 101542053134122.

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 221431350245101 - 2¹ = 221431350245099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221431350240101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57067500 + ... + 60824026.

It is an arithmetic number, because the mean of its divisors is an integer number (27733544657280).

Almost surely, 2^{221431350245101} is an apocalyptic number.

It is an amenable number.

221431350245101 is a deficient number, since it is larger than the sum of its proper divisors (437007013139).

221431350245101 is a wasteful number, since it uses less digits than its factorization.

221431350245101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3872843.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 221431350245101 in words is "two hundred twenty-one trillion, four hundred thirty-one billion, three hundred fifty million, two hundred forty-five thousand, one hundred one".