1030131012331 has 4 divisors (see below), whose sum is σ = 1030134238312. Its totient is φ = 1030127786352.

The previous prime is 1030131012329. The next prime is 1030131012359. The reversal of 1030131012331 is 1332101310301.

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

It is a cyclic number.

It is not a de Polignac number, because 1030131012331 - 2¹ = 1030131012329 is a prime.

It is a super-3 number, since 3×1030131012331³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1030131012299 and 1030131012308.

It is not an unprimeable number, because it can be changed into a prime (1030131112331) 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, 1073961 + ... + 1792666.

It is an arithmetic number, because the mean of its divisors is an integer number (257533559578).

Almost surely, 2^{1030131012331} is an apocalyptic number.

1030131012331 is a deficient number, since it is larger than the sum of its proper divisors (3225981).

1030131012331 is an equidigital number, since it uses as much as digits as its factorization.

1030131012331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3225980.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1030131012331 its reverse (1332101310301), we get a palindrome (2362232322632).

The spelling of 1030131012331 in words is "one trillion, thirty billion, one hundred thirty-one million, twelve thousand, three hundred thirty-one".