1031211330323 has 8 divisors (see below), whose sum is σ = 1091937842928. Its totient is φ = 970492264704.

The previous prime is 1031211330307. The next prime is 1031211330337. The reversal of 1031211330323 is 3230331121301.

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

It is a cyclic number.

It is not a de Polignac number, because 1031211330323 - 2⁴ = 1031211330307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031211330343) 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, 1575386 + ... + 2131727.

It is an arithmetic number, because the mean of its divisors is an integer number (136492230366).

Almost surely, 2^{1031211330323} is an apocalyptic number.

1031211330323 is a deficient number, since it is larger than the sum of its proper divisors (60726512605).

1031211330323 is a wasteful number, since it uses less digits than its factorization.

1031211330323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3723493.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1031211330323 its reverse (3230331121301), we get a palindrome (4261542451624).

The spelling of 1031211330323 in words is "one trillion, thirty-one billion, two hundred eleven million, three hundred thirty thousand, three hundred twenty-three".