133031223112 has 16 divisors (see below), whose sum is σ = 249608115900. Its totient is φ = 66469058880.

The previous prime is 133031223109. The next prime is 133031223121. The reversal of 133031223112 is 211322130331.

It can be written as a sum of positive squares in 2 ways, for example, as 132952119876 + 79103236 = 364626^2 + 8894^2 .

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, 5806939 + ... + 5829802.

Almost surely, 2^133031223112 is an apocalyptic number.

It is an amenable number.

133031223112 is a deficient number, since it is larger than the sum of its proper divisors (116576892788).

133031223112 is a wasteful number, since it uses less digits than its factorization.

133031223112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11638176 (or 11638172 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 133031223112 its reverse (211322130331), we get a palindrome (344353353443).

The spelling of 133031223112 in words is "one hundred thirty-three billion, thirty-one million, two hundred twenty-three thousand, one hundred twelve".