123011330022 has 128 divisors (see below), whose sum is σ = 321473617920. Its totient is φ = 34134151680.

The previous prime is 123011330003. The next prime is 123011330059. The reversal of 123011330022 is 220033110321.

123011330022 is a `hidden beast` number, since 1 + 230 + 113 + 300 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 123011329977 and 123011330004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3438258 + ... + 3473850.

It is an arithmetic number, because the mean of its divisors is an integer number (2511512640).

Almost surely, 2^123011330022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123011330022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160736808960).

123011330022 is an abundant number, since it is smaller than the sum of its proper divisors (198462287898).

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

123011330022 is a wasteful number, since it uses less digits than its factorization.

123011330022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35875 (or 35869 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 123011330022 its reverse (220033110321), we get a palindrome (343044440343).

The spelling of 123011330022 in words is "one hundred twenty-three billion, eleven million, three hundred thirty thousand, twenty-two".