133133221230 has 32 divisors (see below), whose sum is σ = 319544784000. Its totient is φ = 35499408672.

The previous prime is 133133221223. The next prime is 133133221259. The reversal of 133133221230 is 32122331331.

It is a super-2 number, since 2×133133221230² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133133221230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230421 + ... + 565119.

It is an arithmetic number, because the mean of its divisors is an integer number (9985774500).

Almost surely, 2^133133221230 is an apocalyptic number.

133133221230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133133221230 is an abundant number, since it is smaller than the sum of its proper divisors (186411562770).

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

133133221230 is a wasteful number, since it uses less digits than its factorization.

133133221230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347968.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 133133221230 its reverse (32122331331), we get a palindrome (165255552561).

The spelling of 133133221230 in words is "one hundred thirty-three billion, one hundred thirty-three million, two hundred twenty-one thousand, two hundred thirty".