133531212310004 has 6 divisors (see below), whose sum is σ = 233679621542514. Its totient is φ = 66765606155000.

The previous prime is 133531212309877. The next prime is 133531212310033. The reversal of 133531212310004 is 400013212135331.

It can be written as a sum of positive squares in only one way, i.e., 124391594997604 + 9139617312400 = 11153098^2 + 3023180^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16691401538747 + ... + 16691401538754.

It is an arithmetic number, because the mean of its divisors is an integer number (38946603590419).

Almost surely, 2^{133531212310004} is an apocalyptic number.

It is an amenable number.

133531212310004 is a deficient number, since it is larger than the sum of its proper divisors (100148409232510).

133531212310004 is a wasteful number, since it uses less digits than its factorization.

133531212310004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33382803077505 (or 33382803077503 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 133531212310004 its reverse (400013212135331), we get a palindrome (533544424445335).

The spelling of 133531212310004 in words is "one hundred thirty-three trillion, five hundred thirty-one billion, two hundred twelve million, three hundred ten thousand, four".