133031133101 has 4 divisors (see below), whose sum is σ = 134904811104. Its totient is φ = 131157455100.

The previous prime is 133031133049. The next prime is 133031133113. The reversal of 133031133101 is 101331130331.

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, and also an emirpimes, since its reverse is a distinct semiprime: 101331130331 = 61 ⋅1661166071.

It is not a de Polignac number, because 133031133101 - 2¹⁰ = 133031132077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133031133161) 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, 936838895 + ... + 936839036.

It is an arithmetic number, because the mean of its divisors is an integer number (33726202776).

Almost surely, 2^133031133101 is an apocalyptic number.

It is an amenable number.

133031133101 is a deficient number, since it is larger than the sum of its proper divisors (1873678003).

133031133101 is an equidigital number, since it uses as much as digits as its factorization.

133031133101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1873678002.

The product of its (nonzero) digits is 243, while the sum is 20.

Adding to 133031133101 its reverse (101331130331), we get a palindrome (234362263432).

The spelling of 133031133101 in words is "one hundred thirty-three billion, thirty-one million, one hundred thirty-three thousand, one hundred one".