941220242021893 has 2 divisors, whose sum is σ = 941220242021894. Its totient is φ = 941220242021892.

The previous prime is 941220242021881. The next prime is 941220242021923. The reversal of 941220242021893 is 398120242022149.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 891206803429569 + 50013438592324 = 29853087^2 + 7072018^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-941220242021893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (941220242021393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470610121010946 + 470610121010947.

It is an arithmetic number, because the mean of its divisors is an integer number (470610121010947).

Almost surely, 2^{941220242021893} is an apocalyptic number.

It is an amenable number.

941220242021893 is a deficient number, since it is larger than the sum of its proper divisors (1).

941220242021893 is an equidigital number, since it uses as much as digits as its factorization.

941220242021893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 941220242021893 in words is "nine hundred forty-one trillion, two hundred twenty billion, two hundred forty-two million, twenty-one thousand, eight hundred ninety-three".