133103142243 has 32 divisors (see below), whose sum is σ = 206506406400. Its totient is φ = 84570840288.

The previous prime is 133103142239. The next prime is 133103142313. The reversal of 133103142243 is 342241301331.

It is a happy number.

133103142243 is a `hidden beast` number, since 13 + 310 + 314 + 2 + 24 + 3 = 666.

It is not a de Polignac number, because 133103142243 - 2² = 133103142239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (133103142443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 214873 + ... + 558906.

It is an arithmetic number, because the mean of its divisors is an integer number (6453325200).

Almost surely, 2^133103142243 is an apocalyptic number.

133103142243 is a deficient number, since it is larger than the sum of its proper divisors (73403264157).

133103142243 is a wasteful number, since it uses less digits than its factorization.

133103142243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774088 (or 774082 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 133103142243 its reverse (342241301331), we get a palindrome (475344443574).

The spelling of 133103142243 in words is "one hundred thirty-three billion, one hundred three million, one hundred forty-two thousand, two hundred forty-three".