133000003312 has 20 divisors (see below), whose sum is σ = 281113643736. Its totient is φ = 60454546880.

The previous prime is 133000003309. The next prime is 133000003337. The reversal of 133000003312 is 213300000331.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377840743 + ... + 377841094.

Almost surely, 2^133000003312 is an apocalyptic number.

It is an amenable number.

133000003312 is an abundant number, since it is smaller than the sum of its proper divisors (148113640424).

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

133000003312 is a wasteful number, since it uses less digits than its factorization.

133000003312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755681856 (or 755681850 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 133000003312 its reverse (213300000331), we get a palindrome (346300003643).

It can be divided in two parts, 13300000331 and 2, that multiplied together give a palindrome (26600000662).

The spelling of 133000003312 in words is "one hundred thirty-three billion, three thousand, three hundred twelve".