133323012212 has 12 divisors (see below), whose sum is σ = 251262600036. Its totient is φ = 61533697920.

The previous prime is 133323012107. The next prime is 133323012241. The reversal of 133323012212 is 212210323331.

133323012212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 82394257936 + 50928754276 = 287044^2 + 225674^2 .

It is a super-2 number, since 2×133323012212² (a number of 23 digits) contains 22 as substring.

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, 1281951989 + ... + 1281952092.

It is an arithmetic number, because the mean of its divisors is an integer number (20938550003).

Almost surely, 2^133323012212 is an apocalyptic number.

It is an amenable number.

133323012212 is a deficient number, since it is larger than the sum of its proper divisors (117939587824).

133323012212 is a wasteful number, since it uses less digits than its factorization.

133323012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2563904098 (or 2563904096 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 133323012212 its reverse (212210323331), we get a palindrome (345533335543).

The spelling of 133323012212 in words is "one hundred thirty-three billion, three hundred twenty-three million, twelve thousand, two hundred twelve".