22021100130 has 64 divisors (see below), whose sum is σ = 55752053760. Its totient is φ = 5551245504.

The previous prime is 22021100117. The next prime is 22021100173. The reversal of 22021100130 is 3100112022.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224827 + ... + 307553.

It is an arithmetic number, because the mean of its divisors is an integer number (871125840).

Almost surely, 2^22021100130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22021100130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27876026880).

22021100130 is an abundant number, since it is smaller than the sum of its proper divisors (33730953630).

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

22021100130 is a wasteful number, since it uses less digits than its factorization.

22021100130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83223.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 22021100130 its reverse (3100112022), we get a palindrome (25121212152).

The spelling of 22021100130 in words is "twenty-two billion, twenty-one million, one hundred thousand, one hundred thirty".