22001123032 has 32 divisors (see below), whose sum is σ = 48241670400. Its totient is φ = 9209771424.

The previous prime is 22001123029. The next prime is 22001123059. The reversal of 22001123032 is 23032110022.

It is a junction number, because it is equal to n+sod(n) for n = 22001122997 and 22001123015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4565932 + ... + 4570747.

It is an arithmetic number, because the mean of its divisors is an integer number (1507552200).

Almost surely, 2^22001123032 is an apocalyptic number.

It is an amenable number.

22001123032 is an abundant number, since it is smaller than the sum of its proper divisors (26240547368).

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

22001123032 is a wasteful number, since it uses less digits than its factorization.

22001123032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9136735 (or 9136731 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 22001123032 its reverse (23032110022), we get a palindrome (45033233054).

The spelling of 22001123032 in words is "twenty-two billion, one million, one hundred twenty-three thousand, thirty-two".