22110021032 has 64 divisors (see below), whose sum is σ = 46522944000. Its totient is φ = 9762474240.

The previous prime is 22110021029. The next prime is 22110021053. The reversal of 22110021032 is 23012001122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22110020998 and 22110021016.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2120969 + ... + 2131367.

It is an arithmetic number, because the mean of its divisors is an integer number (726921000).

Almost surely, 2^22110021032 is an apocalyptic number.

22110021032 is a gapful number since it is divisible by the number (22) 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 22110021032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23261472000).

22110021032 is an abundant number, since it is smaller than the sum of its proper divisors (24412922968).

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

22110021032 is a wasteful number, since it uses less digits than its factorization.

22110021032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11106 (or 11102 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 22110021032 its reverse (23012001122), we get a palindrome (45122022154).

The spelling of 22110021032 in words is "twenty-two billion, one hundred ten million, twenty-one thousand, thirty-two".