133523416011243 has 16 divisors (see below), whose sum is σ = 178813353076736. Its totient is φ = 88625351966400.

The previous prime is 133523416011239. The next prime is 133523416011301. The reversal of 133523416011243 is 342110614325331.

It is not a de Polignac number, because 133523416011243 - 2² = 133523416011239 is a prime.

It is a super-2 number, since 2×133523416011243² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133523416011203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100232371 + ... + 101555772.

It is an arithmetic number, because the mean of its divisors is an integer number (11175834567296).

Almost surely, 2^{133523416011243} is an apocalyptic number.

133523416011243 is a deficient number, since it is larger than the sum of its proper divisors (45289937065493).

133523416011243 is a wasteful number, since it uses less digits than its factorization.

133523416011243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201789114.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 133523416011243 in words is "one hundred thirty-three trillion, five hundred twenty-three billion, four hundred sixteen million, eleven thousand, two hundred forty-three".