133231012022212 has 24 divisors (see below), whose sum is σ = 252688509343256. Its totient is φ = 61099572388608.

The previous prime is 133231012022153. The next prime is 133231012022261. The reversal of 133231012022212 is 212220210132331.

It can be written as a sum of positive squares in 4 ways, for example, as 1766304792576 + 131464707229636 = 1329024^2 + 11465806^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8159656953 + ... + 8159673280.

Almost surely, 2^{133231012022212} is an apocalyptic number.

It is an amenable number.

133231012022212 is a deficient number, since it is larger than the sum of its proper divisors (119457497321044).

133231012022212 is a wasteful number, since it uses less digits than its factorization.

133231012022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16319330407 (or 16319330405 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 133231012022212 its reverse (212220210132331), we get a palindrome (345451222154543).

The spelling of 133231012022212 in words is "one hundred thirty-three trillion, two hundred thirty-one billion, twelve million, twenty-two thousand, two hundred twelve".