30520420431010 has 8 divisors (see below), whose sum is σ = 54936756775836. Its totient is φ = 12208168172400.

The previous prime is 30520420431001. The next prime is 30520420431019. The reversal of 30520420431010 is 1013402402503.

It is an interprime number because it is at equal distance from previous prime (30520420431001) and next prime (30520420431019).

It can be written as a sum of positive squares in 2 ways, for example, as 27374483235969 + 3145937195041 = 5232063^2 + 1773679^2 .

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

It is a super-2 number, since 2×30520420431010² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30520420431019) 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, 1526021021541 + ... + 1526021021560.

Almost surely, 2^{30520420431010} is an apocalyptic number.

30520420431010 is a deficient number, since it is larger than the sum of its proper divisors (24416336344826).

30520420431010 is a wasteful number, since it uses less digits than its factorization.

30520420431010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3052042043108.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 30520420431010 its reverse (1013402402503), we get a palindrome (31533822833513).

The spelling of 30520420431010 in words is "thirty trillion, five hundred twenty billion, four hundred twenty million, four hundred thirty-one thousand, ten".