22123136410650 has 288 divisors, whose sum is σ = 65206390773888. Its totient is φ = 5333032742400.

The previous prime is 22123136410633. The next prime is 22123136410657. The reversal of 22123136410650 is 5601463132122.

22123136410650 is a `hidden beast` number, since 2 + 2 + 1 + 2 + 3 + 1 + 3 + 641 + 0 + 6 + 5 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (22123136410657) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 689672412 + ... + 689704488.

It is an arithmetic number, because the mean of its divisors is an integer number (226411079076).

Almost surely, 2^{22123136410650} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22123136410650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32603195386944).

22123136410650 is an abundant number, since it is smaller than the sum of its proper divisors (43083254363238).

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

22123136410650 is a wasteful number, since it uses less digits than its factorization.

22123136410650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32886 (or 32878 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 22123136410650 its reverse (5601463132122), we get a palindrome (27724599542772).

The spelling of 22123136410650 in words is "twenty-two trillion, one hundred twenty-three billion, one hundred thirty-six million, four hundred ten thousand, six hundred fifty".