133551030212 has 12 divisors (see below), whose sum is σ = 235782571836. Its totient is φ = 66184581120.

The previous prime is 133551030199. The next prime is 133551030299. The reversal of 133551030212 is 212030155331.

It can be written as a sum of positive squares in 2 ways, for example, as 1996838596 + 131554191616 = 44686^2 + 362704^2 .

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, 147732989 + ... + 147733892.

It is an arithmetic number, because the mean of its divisors is an integer number (19648547653).

Almost surely, 2^133551030212 is an apocalyptic number.

It is an amenable number.

133551030212 is a deficient number, since it is larger than the sum of its proper divisors (102231541624).

133551030212 is a wasteful number, since it uses less digits than its factorization.

133551030212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295466998 (or 295466996 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 133551030212 its reverse (212030155331), we get a palindrome (345581185543).

The spelling of 133551030212 in words is "one hundred thirty-three billion, five hundred fifty-one million, thirty thousand, two hundred twelve".