403204122120 has 128 divisors (see below), whose sum is σ = 1218868560000. Its totient is φ = 106699038720.

The previous prime is 403204122071. The next prime is 403204122127. The reversal of 403204122120 is 21221402304.

It is not an unprimeable number, because it can be changed into a prime (403204122127) 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, 50719906 + ... + 50727854.

It is an arithmetic number, because the mean of its divisors is an integer number (9522410625).

Almost surely, 2^403204122120 is an apocalyptic number.

403204122120 is a gapful number since it is divisible by the number (40) 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 403204122120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (609434280000).

403204122120 is an abundant number, since it is smaller than the sum of its proper divisors (815664437880).

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

403204122120 is a wasteful number, since it uses less digits than its factorization.

403204122120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11143 (or 11139 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 403204122120 its reverse (21221402304), we get a palindrome (424425524424).

The spelling of 403204122120 in words is "four hundred three billion, two hundred four million, one hundred twenty-two thousand, one hundred twenty".