1031130211321 has 8 divisors (see below), whose sum is σ = 1247754205440. Its totient is φ = 831836136768.

The previous prime is 1031130211289. The next prime is 1031130211327. The reversal of 1031130211321 is 1231120311301.

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

It is not a de Polignac number, because 1031130211321 - 2⁵ = 1031130211289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031130211327) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4332479761 + ... + 4332479998.

It is an arithmetic number, because the mean of its divisors is an integer number (155969275680).

Almost surely, 2^{1031130211321} is an apocalyptic number.

It is an amenable number.

1031130211321 is a deficient number, since it is larger than the sum of its proper divisors (216623994119).

1031130211321 is an equidigital number, since it uses as much as digits as its factorization.

1031130211321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8664959783.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1031130211321 its reverse (1231120311301), we get a palindrome (2262250522622).

The spelling of 1031130211321 in words is "one trillion, thirty-one billion, one hundred thirty million, two hundred eleven thousand, three hundred twenty-one".