33223421133030 has 128 divisors (see below), whose sum is σ = 81684764928000. Its totient is φ = 8645029912064.

The previous prime is 33223421133011. The next prime is 33223421133031. The reversal of 33223421133030 is 3033112432233.

It is a super-2 number, since 2×33223421133030² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33223421133031) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 214545571 + ... + 214700369.

It is an arithmetic number, because the mean of its divisors is an integer number (638162226000).

Almost surely, 2^{33223421133030} is an apocalyptic number.

33223421133030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 33223421133030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40842382464000).

33223421133030 is an abundant number, since it is smaller than the sum of its proper divisors (48461343794970).

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

33223421133030 is a wasteful number, since it uses less digits than its factorization.

33223421133030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155598.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 33223421133030 its reverse (3033112432233), we get a palindrome (36256533565263).

The spelling of 33223421133030 in words is "thirty-three trillion, two hundred twenty-three billion, four hundred twenty-one million, one hundred thirty-three thousand, thirty".