133212223330 has 32 divisors (see below), whose sum is σ = 242385559920. Its totient is φ = 52706918400.

The previous prime is 133212223237. The next prime is 133212223337. The reversal of 133212223330 is 33322212331.

It can be written as a sum of positive squares in 8 ways, for example, as 53779001409 + 79433221921 = 231903^2 + 281839^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133212223295 and 133212223304.

It is not an unprimeable number, because it can be changed into a prime (133212223337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1795980 + ... + 1868680.

Almost surely, 2^133212223330 is an apocalyptic number.

133212223330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133212223330 is a deficient number, since it is larger than the sum of its proper divisors (109173336590).

133212223330 is a wasteful number, since it uses less digits than its factorization.

133212223330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74694.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 133212223330 its reverse (33322212331), we get a palindrome (166534435661).

The spelling of 133212223330 in words is "one hundred thirty-three billion, two hundred twelve million, two hundred twenty-three thousand, three hundred thirty".