4233131121320 has 64 divisors (see below), whose sum is σ = 9853453869840. Its totient is φ = 1635597568000.

The previous prime is 4233131121293. The next prime is 4233131121337. The reversal of 4233131121320 is 231211313324.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 475666778596 + 3757464342724 = 689686^2 + 1938418^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4233131121320.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12612467 + ... + 12943746.

Almost surely, 2^{4233131121320} is an apocalyptic number.

4233131121320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4233131121320 is an abundant number, since it is smaller than the sum of its proper divisors (5620322748520).

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

4233131121320 is a wasteful number, since it uses less digits than its factorization.

4233131121320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25556366 (or 25556362 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 4233131121320 its reverse (231211313324), we get a palindrome (4464342434644).

The spelling of 4233131121320 in words is "four trillion, two hundred thirty-three billion, one hundred thirty-one million, one hundred twenty-one thousand, three hundred twenty".