133221231023310 has 256 divisors, whose sum is σ = 362421168721920. Its totient is φ = 34816282151040.

The previous prime is 133221231023303. The next prime is 133221231023327. The reversal of 133221231023310 is 13320132122331.

133221231023310 is a `hidden beast` number, since 1 + 3 + 3 + 2 + 2 + 12 + 310 + 2 + 331 + 0 = 666.

It is a super-2 number, since 2×133221231023310² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 9285643557 + ... + 9285657903.

It is an arithmetic number, because the mean of its divisors is an integer number (1415707690320).

Almost surely, 2^{133221231023310} is an apocalyptic number.

133221231023310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133221231023310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181210584360960).

133221231023310 is an abundant number, since it is smaller than the sum of its proper divisors (229199937698610).

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

133221231023310 is a wasteful number, since it uses less digits than its factorization.

133221231023310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17740 (or 17734 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 133221231023310 its reverse (13320132122331), we get a palindrome (146541363145641).

The spelling of 133221231023310 in words is "one hundred thirty-three trillion, two hundred twenty-one billion, two hundred thirty-one million, twenty-three thousand, three hundred ten".