133151235042 has 32 divisors (see below), whose sum is σ = 314840361600. Its totient is φ = 36731374848.

The previous prime is 133151235029. The next prime is 133151235083. The reversal of 133151235042 is 240532151331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54658567 + ... + 54661002.

It is an arithmetic number, because the mean of its divisors is an integer number (9838761300).

Almost surely, 2^133151235042 is an apocalyptic number.

133151235042 is an abundant number, since it is smaller than the sum of its proper divisors (181689126558).

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

133151235042 is a wasteful number, since it uses less digits than its factorization.

133151235042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109319610.

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

Adding to 133151235042 its reverse (240532151331), we get a palindrome (373683386373).

The spelling of 133151235042 in words is "one hundred thirty-three billion, one hundred fifty-one million, two hundred thirty-five thousand, forty-two".