4131020402 has 8 divisors (see below), whose sum is σ = 6208950000. Its totient is φ = 2061370404.

The previous prime is 4131020371. The next prime is 4131020423. The reversal of 4131020402 is 2040201314.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 2068652 + ... + 2070647.

It is an arithmetic number, because the mean of its divisors is an integer number (776118750).

Almost surely, 2^4131020402 is an apocalyptic number.

4131020402 is a deficient number, since it is larger than the sum of its proper divisors (2077929598).

4131020402 is a wasteful number, since it uses less digits than its factorization.

4131020402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4139800.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 4131020402 is about 64273.0145706579. The cubic root of 4131020402 is about 1604.5470138517.

Adding to 4131020402 its reverse (2040201314), we get a palindrome (6171221716).

The spelling of 4131020402 in words is "four billion, one hundred thirty-one million, twenty thousand, four hundred two".