221241151200445 has 16 divisors (see below), whose sum is σ = 276734393578368. Its totient is φ = 169639040007360.

The previous prime is 221241151200431. The next prime is 221241151200451. The reversal of 221241151200445 is 544002151142122.

It is not a de Polignac number, because 221241151200445 - 2³⁷ = 221103712246973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 221241151200445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8924600401 + ... + 8924625190.

It is an arithmetic number, because the mean of its divisors is an integer number (17295899598648).

Almost surely, 2^{221241151200445} is an apocalyptic number.

It is an amenable number.

221241151200445 is a deficient number, since it is larger than the sum of its proper divisors (55493242377923).

221241151200445 is a wasteful number, since it uses less digits than its factorization.

221241151200445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17849225700.

The product of its (nonzero) digits is 25600, while the sum is 34.

The spelling of 221241151200445 in words is "two hundred twenty-one trillion, two hundred forty-one billion, one hundred fifty-one million, two hundred thousand, four hundred forty-five".