133122330442 has 16 divisors (see below), whose sum is σ = 200626542792. Its totient is φ = 66247061760.

The previous prime is 133122330433. The next prime is 133122330443. The reversal of 133122330442 is 244033221331.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 120749995081 + 12372335361 = 347491^2 + 111231^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 133122330442.

It is not an unprimeable number, because it can be changed into a prime (133122330443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047592 + ... + 1167772.

Almost surely, 2^133122330442 is an apocalyptic number.

133122330442 is a deficient number, since it is larger than the sum of its proper divisors (67504212350).

133122330442 is a wasteful number, since it uses less digits than its factorization.

133122330442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122793.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 133122330442 its reverse (244033221331), we get a palindrome (377155551773).

The spelling of 133122330442 in words is "one hundred thirty-three billion, one hundred twenty-two million, three hundred thirty thousand, four hundred forty-two".