133133122101 has 16 divisors (see below), whose sum is σ = 202875062400. Its totient is φ = 76073991168.

The previous prime is 133133122097. The next prime is 133133122103. The reversal of 133133122101 is 101221331331.

It is a happy number.

It is not a de Polignac number, because 133133122101 - 2² = 133133122097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133133122103) 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, 1042765 + ... + 1163453.

It is an arithmetic number, because the mean of its divisors is an integer number (12679691400).

Almost surely, 2^133133122101 is an apocalyptic number.

It is an amenable number.

133133122101 is a deficient number, since it is larger than the sum of its proper divisors (69741940299).

133133122101 is a wasteful number, since it uses less digits than its factorization.

133133122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173228.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 133133122101 its reverse (101221331331), we get a palindrome (234354453432).

The spelling of 133133122101 in words is "one hundred thirty-three billion, one hundred thirty-three million, one hundred twenty-two thousand, one hundred one".