1130020213031 has 4 divisors (see below), whose sum is σ = 1138918010112. Its totient is φ = 1121122415952.

The previous prime is 1130020213027. The next prime is 1130020213033. The reversal of 1130020213031 is 1303120200311.

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 1130020213031 - 2² = 1130020213027 is a prime.

It is a super-2 number, since 2×1130020213031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130020213033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4448898350 + ... + 4448898603.

It is an arithmetic number, because the mean of its divisors is an integer number (284729502528).

Almost surely, 2^{1130020213031} is an apocalyptic number.

1130020213031 is a deficient number, since it is larger than the sum of its proper divisors (8897797081).

1130020213031 is an equidigital number, since it uses as much as digits as its factorization.

1130020213031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8897797080.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1130020213031 its reverse (1303120200311), we get a palindrome (2433140413342).

The spelling of 1130020213031 in words is "one trillion, one hundred thirty billion, twenty million, two hundred thirteen thousand, thirty-one".