113201742447109 has 2 divisors, whose sum is σ = 113201742447110. Its totient is φ = 113201742447108.

The previous prime is 113201742447103. The next prime is 113201742447137. The reversal of 113201742447109 is 901744247102311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94643653879009 + 18558088568100 = 9728497^2 + 4307910^2 .

It is an emirp because it is prime and its reverse (901744247102311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113201742447109 - 2³⁷ = 113064303493637 is a prime.

It is a super-3 number, since 3×113201742447109³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113201742447103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56600871223554 + 56600871223555.

It is an arithmetic number, because the mean of its divisors is an integer number (56600871223555).

Almost surely, 2^{113201742447109} is an apocalyptic number.

It is an amenable number.

113201742447109 is a deficient number, since it is larger than the sum of its proper divisors (1).

113201742447109 is an equidigital number, since it uses as much as digits as its factorization.

113201742447109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 113201742447109 in words is "one hundred thirteen trillion, two hundred one billion, seven hundred forty-two million, four hundred forty-seven thousand, one hundred nine".