401244014212901 has 2 divisors, whose sum is σ = 401244014212902. Its totient is φ = 401244014212900.

The previous prime is 401244014212889. The next prime is 401244014212919. The reversal of 401244014212901 is 109212410442104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 256473787010401 + 144770227202500 = 16014799^2 + 12032050^2 .

It is a cyclic number.

It is not a de Polignac number, because 401244014212901 - 2⁶ = 401244014212837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401244014212991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200622007106450 + 200622007106451.

It is an arithmetic number, because the mean of its divisors is an integer number (200622007106451).

Almost surely, 2^{401244014212901} is an apocalyptic number.

It is an amenable number.

401244014212901 is a deficient number, since it is larger than the sum of its proper divisors (1).

401244014212901 is an equidigital number, since it uses as much as digits as its factorization.

401244014212901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 35.

The spelling of 401244014212901 in words is "four hundred one trillion, two hundred forty-four billion, fourteen million, two hundred twelve thousand, nine hundred one".