133202015147081 has 4 divisors (see below), whose sum is σ = 133209234395664. Its totient is φ = 133194795898500.

The previous prime is 133202015147077. The next prime is 133202015147119. The reversal of 133202015147081 is 180741510202331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133202015147081 - 2² = 133202015147077 is a prime.

It is a super-2 number, since 2×133202015147081² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133202015147581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3609596615 + ... + 3609633516.

It is an arithmetic number, because the mean of its divisors is an integer number (33302308598916).

Almost surely, 2^{133202015147081} is an apocalyptic number.

It is an amenable number.

133202015147081 is a deficient number, since it is larger than the sum of its proper divisors (7219248583).

133202015147081 is an equidigital number, since it uses as much as digits as its factorization.

133202015147081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7219248582.

The product of its (nonzero) digits is 40320, while the sum is 38.

The spelling of 133202015147081 in words is "one hundred thirty-three trillion, two hundred two billion, fifteen million, one hundred forty-seven thousand, eighty-one".