23220481156068 has 216 divisors, whose sum is σ = 66640356500256. Its totient is φ = 6271091124480.

The previous prime is 23220481156031. The next prime is 23220481156091. The reversal of 23220481156068 is 86065118402232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 23820096 + ... + 24775752.

Almost surely, 2^{23220481156068} is an apocalyptic number.

23220481156068 is a gapful number since it is divisible by the number (28) 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 23220481156068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33320178250128).

23220481156068 is an abundant number, since it is smaller than the sum of its proper divisors (43419875344188).

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

23220481156068 is a wasteful number, since it uses less digits than its factorization.

23220481156068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955783 (or 955743 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 23220481156068 in words is "twenty-three trillion, two hundred twenty billion, four hundred eighty-one million, one hundred fifty-six thousand, sixty-eight".