133023552252 has 12 divisors (see below), whose sum is σ = 310388288616. Its totient is φ = 44341184080.

The previous prime is 133023552241. The next prime is 133023552271. The reversal of 133023552252 is 252255320331.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5542647999 + ... + 5542648022.

It is an arithmetic number, because the mean of its divisors is an integer number (25865690718).

Almost surely, 2^133023552252 is an apocalyptic number.

133023552252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133023552252 is an abundant number, since it is smaller than the sum of its proper divisors (177364736364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133023552252 is a wasteful number, since it uses less digits than its factorization.

133023552252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11085296028 (or 11085296026 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 133023552252 its reverse (252255320331), we get a palindrome (385278872583).

The spelling of 133023552252 in words is "one hundred thirty-three billion, twenty-three million, five hundred fifty-two thousand, two hundred fifty-two".