40221041117 has 2 divisors, whose sum is σ = 40221041118. Its totient is φ = 40221041116.

The previous prime is 40221041089. The next prime is 40221041141. The reversal of 40221041117 is 71114012204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23977283716 + 16243757401 = 154846^2 + 127451^2 .

It is a cyclic number.

It is not a de Polignac number, because 40221041117 - 2⁶ = 40221041053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40221041092 and 40221041101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40221341117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20110520558 + 20110520559.

It is an arithmetic number, because the mean of its divisors is an integer number (20110520559).

Almost surely, 2^40221041117 is an apocalyptic number.

It is an amenable number.

40221041117 is a deficient number, since it is larger than the sum of its proper divisors (1).

40221041117 is an equidigital number, since it uses as much as digits as its factorization.

40221041117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

The spelling of 40221041117 in words is "forty billion, two hundred twenty-one million, forty-one thousand, one hundred seventeen".