133522443131 has 24 divisors (see below), whose sum is σ = 169473227184. Its totient is φ = 104024417280.

The previous prime is 133522443127. The next prime is 133522443151. The reversal of 133522443131 is 131344225331.

It is not a de Polignac number, because 133522443131 - 2² = 133522443127 is a prime.

It is a super-2 number, since 2×133522443131² (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 (133522443151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3404771 + ... + 3443763.

It is an arithmetic number, because the mean of its divisors is an integer number (7061384466).

Almost surely, 2^133522443131 is an apocalyptic number.

133522443131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133522443131 is a deficient number, since it is larger than the sum of its proper divisors (35950784053).

133522443131 is a wasteful number, since it uses less digits than its factorization.

133522443131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45371 (or 45364 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

Adding to 133522443131 its reverse (131344225331), we get a palindrome (264866668462).

The spelling of 133522443131 in words is "one hundred thirty-three billion, five hundred twenty-two million, four hundred forty-three thousand, one hundred thirty-one".