3000031020442 has 4 divisors (see below), whose sum is σ = 4500046530666. Its totient is φ = 1500015510220.

The previous prime is 3000031020403. The next prime is 3000031020491. The reversal of 3000031020442 is 2440201300003.

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

It can be written as a sum of positive squares in only one way, i.e., 2984985299521 + 15045720921 = 1727711^2 + 122661^2 .

It is a super-2 number, since 2×3000031020442² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750007755109 + ... + 750007755112.

Almost surely, 2^{3000031020442} is an apocalyptic number.

3000031020442 is a deficient number, since it is larger than the sum of its proper divisors (1500015510224).

3000031020442 is a wasteful number, since it uses less digits than its factorization.

3000031020442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500015510223.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 3000031020442 its reverse (2440201300003), we get a palindrome (5440232320445).

The spelling of 3000031020442 in words is "three trillion, thirty-one million, twenty thousand, four hundred forty-two".