133431304112530 has 64 divisors (see below), whose sum is σ = 244487294929152. Its totient is φ = 52420338996480.

The previous prime is 133431304112383. The next prime is 133431304112591. The reversal of 133431304112530 is 35211403134331.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1022028717 + ... + 1022159263.

It is an arithmetic number, because the mean of its divisors is an integer number (3820113983268).

Almost surely, 2^{133431304112530} is an apocalyptic number.

133431304112530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133431304112530 is a deficient number, since it is larger than the sum of its proper divisors (111055990816622).

133431304112530 is a wasteful number, since it uses less digits than its factorization.

133431304112530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136099.

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 133431304112530 its reverse (35211403134331), we get a palindrome (168642707246861).

The spelling of 133431304112530 in words is "one hundred thirty-three trillion, four hundred thirty-one billion, three hundred four million, one hundred twelve thousand, five hundred thirty".