4222012100 has 72 divisors (see below), whose sum is σ = 9326028096. Its totient is φ = 1658800000.

The previous prime is 4222012051. The next prime is 4222012111. The reversal of 4222012100 is 12102224.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1321505 + ... + 1324695.

It is an arithmetic number, because the mean of its divisors is an integer number (129528168).

Almost surely, 2^4222012100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4222012100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4663014048).

4222012100 is an abundant number, since it is smaller than the sum of its proper divisors (5104015996).

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

4222012100 is a wasteful number, since it uses less digits than its factorization.

4222012100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3437 (or 3430 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 4222012100 is about 64977.0120888919. The cubic root of 4222012100 is about 1616.2423831977.

Adding to 4222012100 its reverse (12102224), we get a palindrome (4234114324).

The spelling of 4222012100 in words is "four billion, two hundred twenty-two million, twelve thousand, one hundred".