133552022601 has 4 divisors (see below), whose sum is σ = 178069363472. Its totient is φ = 89034681732.

The previous prime is 133552022587. The next prime is 133552022609. The reversal of 133552022601 is 106220255331.

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: 106220255331 = 3 ⋅35406751777.

It is not a de Polignac number, because 133552022601 - 2¹⁵ = 133551989833 is a prime.

It is a super-2 number, since 2×133552022601² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133552022609) 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, 22258670431 + ... + 22258670436.

It is an arithmetic number, because the mean of its divisors is an integer number (44517340868).

Almost surely, 2^133552022601 is an apocalyptic number.

It is an amenable number.

133552022601 is a deficient number, since it is larger than the sum of its proper divisors (44517340871).

133552022601 is an equidigital number, since it uses as much as digits as its factorization.

133552022601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44517340870.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 133552022601 its reverse (106220255331), we get a palindrome (239772277932).

The spelling of 133552022601 in words is "one hundred thirty-three billion, five hundred fifty-two million, twenty-two thousand, six hundred one".