4202320122 has 128 divisors (see below), whose sum is σ = 12538552320. Its totient is φ = 1007536320.

The previous prime is 4202320069. The next prime is 4202320163. The reversal of 4202320122 is 2210232024.

4202320122 is a `hidden beast` number, since 420 + 23 + 201 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4202320095 and 4202320104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15183 + ... + 92925.

It is an arithmetic number, because the mean of its divisors is an integer number (97957440).

Almost surely, 2^4202320122 is an apocalyptic number.

4202320122 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 4202320122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6269276160).

4202320122 is an abundant number, since it is smaller than the sum of its proper divisors (8336232198).

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

4202320122 is a wasteful number, since it uses less digits than its factorization.

4202320122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77785 (or 77779 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4202320122 is about 64825.3046425545. The cubic root of 4202320122 is about 1613.7256827087.

Adding to 4202320122 its reverse (2210232024), we get a palindrome (6412552146).

The spelling of 4202320122 in words is "four billion, two hundred two million, three hundred twenty thousand, one hundred twenty-two".