23001322122222 has 128 divisors (see below), whose sum is σ = 50295366288000. Its totient is φ = 6985886662656.

The previous prime is 23001322122217. The next prime is 23001322122223. The reversal of 23001322122222 is 22222122310032.

It is a junction number, because it is equal to n+sod(n) for n = 23001322122192 and 23001322122201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23001322122223) 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, 90662404 + ... + 90915752.

It is an arithmetic number, because the mean of its divisors is an integer number (392932549125).

Almost surely, 2^{23001322122222} is an apocalyptic number.

23001322122222 is an abundant number, since it is smaller than the sum of its proper divisors (27294044165778).

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

23001322122222 is a wasteful number, since it uses less digits than its factorization.

23001322122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253670.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 23001322122222 its reverse (22222122310032), we get a palindrome (45223444432254).

The spelling of 23001322122222 in words is "twenty-three trillion, one billion, three hundred twenty-two million, one hundred twenty-two thousand, two hundred twenty-two".