135220200441 has 8 divisors (see below), whose sum is σ = 180320792064. Its totient is φ = 90133204560.

The previous prime is 135220200439. The next prime is 135220200443. The reversal of 135220200441 is 144002022531.

It is an interprime number because it is at equal distance from previous prime (135220200439) and next prime (135220200443).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135220200441 - 2¹ = 135220200439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135220200443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3375705 + ... + 3415526.

It is an arithmetic number, because the mean of its divisors is an integer number (22540099008).

Almost surely, 2^135220200441 is an apocalyptic number.

It is an amenable number.

135220200441 is a deficient number, since it is larger than the sum of its proper divisors (45100591623).

135220200441 is an equidigital number, since it uses as much as digits as its factorization.

135220200441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6797871.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 135220200441 its reverse (144002022531), we get a palindrome (279222222972).

The spelling of 135220200441 in words is "one hundred thirty-five billion, two hundred twenty million, two hundred thousand, four hundred forty-one".