4200431331 has 4 divisors (see below), whose sum is σ = 5600575112. Its totient is φ = 2800287552.

The previous prime is 4200431297. The next prime is 4200431351. The reversal of 4200431331 is 1331340024.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4200431331 - 2⁶ = 4200431267 is a prime.

It is a super-2 number, since 2×4200431331² = 35287246732892863122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4200431298 and 4200431307.

It is not an unprimeable number, because it can be changed into a prime (4200431351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 700071886 + ... + 700071891.

It is an arithmetic number, because the mean of its divisors is an integer number (1400143778).

Almost surely, 2^4200431331 is an apocalyptic number.

4200431331 is a deficient number, since it is larger than the sum of its proper divisors (1400143781).

4200431331 is a wasteful number, since it uses less digits than its factorization.

4200431331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400143780.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 4200431331 is about 64810.7346895559. The cubic root of 4200431331 is about 1613.4838760221.

Adding to 4200431331 its reverse (1331340024), we get a palindrome (5531771355).

The spelling of 4200431331 in words is "four billion, two hundred million, four hundred thirty-one thousand, three hundred thirty-one".