22010111010 has 96 divisors (see below), whose sum is σ = 58136876928. Its totient is φ = 5776323840.

The previous prime is 22010111009. The next prime is 22010111023. The reversal of 22010111010 is 1011101022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 22010110983 and 22010111001.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3222459 + ... + 3229281.

It is an arithmetic number, because the mean of its divisors is an integer number (605592468).

Almost surely, 2^22010111010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22010111010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29068438464).

22010111010 is an abundant number, since it is smaller than the sum of its proper divisors (36126765918).

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

22010111010 is a wasteful number, since it uses less digits than its factorization.

22010111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7400 (or 7397 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 22010111010 its reverse (1011101022), we get a palindrome (23021212032).

The spelling of 22010111010 in words is "twenty-two billion, ten million, one hundred eleven thousand, ten".