133213021230 has 16 divisors (see below), whose sum is σ = 319711251024. Its totient is φ = 35523472320.

The previous prime is 133213021213. The next prime is 133213021259. The reversal of 133213021230 is 32120312331.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133213021197 and 133213021206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2220216991 + ... + 2220217050.

It is an arithmetic number, because the mean of its divisors is an integer number (19981953189).

Almost surely, 2^133213021230 is an apocalyptic number.

133213021230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133213021230 is an abundant number, since it is smaller than the sum of its proper divisors (186498229794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133213021230 is a wasteful number, since it uses less digits than its factorization.

133213021230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4440434051.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 133213021230 its reverse (32120312331), we get a palindrome (165333333561).

The spelling of 133213021230 in words is "one hundred thirty-three billion, two hundred thirteen million, twenty-one thousand, two hundred thirty".