4120611222 has 64 divisors (see below), whose sum is σ = 10161575424. Its totient is φ = 1084769280.

The previous prime is 4120611203. The next prime is 4120611223. The reversal of 4120611222 is 2221160214.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4120611223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 305158 + ... + 318374.

It is an arithmetic number, because the mean of its divisors is an integer number (158774616).

Almost surely, 2^4120611222 is an apocalyptic number.

4120611222 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4120611222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5080787712).

4120611222 is an abundant number, since it is smaller than the sum of its proper divisors (6040964202).

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

4120611222 is a wasteful number, since it uses less digits than its factorization.

4120611222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13813.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 4120611222 is about 64191.9872102430. The cubic root of 4120611222 is about 1603.1981891797.

Adding to 4120611222 its reverse (2221160214), we get a palindrome (6341771436).

The spelling of 4120611222 in words is "four billion, one hundred twenty million, six hundred eleven thousand, two hundred twenty-two".