133233343020 has 192 divisors, whose sum is σ = 420467604480. Its totient is φ = 35021376000.

The previous prime is 133233342967. The next prime is 133233343037. The reversal of 133233343020 is 20343332331.

It is a happy number.

133233343020 is a `hidden beast` number, since 1 + 3 + 3 + 23 + 334 + 302 + 0 = 666.

It is a super-2 number, since 2×133233343020² (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10675504 + ... + 10687976.

It is an arithmetic number, because the mean of its divisors is an integer number (2189935440).

Almost surely, 2^133233343020 is an apocalyptic number.

133233343020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133233343020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210233802240).

133233343020 is an abundant number, since it is smaller than the sum of its proper divisors (287234261460).

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

133233343020 is a wasteful number, since it uses less digits than its factorization.

133233343020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12773 (or 12765 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 133233343020 its reverse (20343332331), we get a palindrome (153576675351).

The spelling of 133233343020 in words is "one hundred thirty-three billion, two hundred thirty-three million, three hundred forty-three thousand, twenty".