23333333122220 has 144 divisors (see below), whose sum is σ = 54481275009504. Its totient is φ = 8387170176000.

The previous prime is 23333333122217. The next prime is 23333333122283. The reversal of 23333333122220 is 2222133333332.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 150729779 + ... + 150884501.

It is an arithmetic number, because the mean of its divisors is an integer number (378342187566).

Almost surely, 2^{23333333122220} is an apocalyptic number.

23333333122220 is a gapful number since it is divisible by the number (20) 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 23333333122220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27240637504752).

23333333122220 is an abundant number, since it is smaller than the sum of its proper divisors (31147941887284).

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

23333333122220 is a wasteful number, since it uses less digits than its factorization.

23333333122220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155472 (or 155459 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 32.

Adding to 23333333122220 its reverse (2222133333332), we get a palindrome (25555466455552).

The spelling of 23333333122220 in words is "twenty-three trillion, three hundred thirty-three billion, three hundred thirty-three million, one hundred twenty-two thousand, two hundred twenty".