4200311121320 has 16 divisors (see below), whose sum is σ = 9450700023060. Its totient is φ = 1680124448512.

The previous prime is 4200311121301. The next prime is 4200311121403. The reversal of 4200311121320 is 231211130024.

It can be written as a sum of positive squares in 2 ways, for example, as 3888681456676 + 311629664644 = 1971974^2 + 558238^2 .

It is a super-2 number, since 2×4200311121320² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4200311121292 and 4200311121301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52503888977 + ... + 52503889056.

Almost surely, 2^{4200311121320} is an apocalyptic number.

4200311121320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4200311121320 is an abundant number, since it is smaller than the sum of its proper divisors (5250388901740).

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

4200311121320 is a wasteful number, since it uses less digits than its factorization.

4200311121320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105007778044 (or 105007778040 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 4200311121320 its reverse (231211130024), we get a palindrome (4431522251344).

The spelling of 4200311121320 in words is "four trillion, two hundred billion, three hundred eleven million, one hundred twenty-one thousand, three hundred twenty".