22222003442100 has 576 divisors, whose sum is σ = 83996543877120. Its totient is φ = 4398290265600.

The previous prime is 22222003442099. The next prime is 22222003442113. The reversal of 22222003442100 is 124430022222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 126893199 + ... + 127068201.

It is an arithmetic number, because the mean of its divisors is an integer number (145827333120).

Almost surely, 2^{22222003442100} is an apocalyptic number.

22222003442100 is a gapful number since it is divisible by the number (20) 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 22222003442100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41998271938560).

22222003442100 is an abundant number, since it is smaller than the sum of its proper divisors (61774540435020).

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

22222003442100 is a wasteful number, since it uses less digits than its factorization.

22222003442100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175300 (or 175293 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 22222003442100 its reverse (124430022222), we get a palindrome (22346433464322).

The spelling of 22222003442100 in words is "twenty-two trillion, two hundred twenty-two billion, three million, four hundred forty-two thousand, one hundred".