1023131212333 has 8 divisors (see below), whose sum is σ = 1048109287680. Its totient is φ = 998154263520.

The previous prime is 1023131212283. The next prime is 1023131212379. The reversal of 1023131212333 is 3332121313201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1023131212333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023131212298 and 1023131212307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023131213333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1730266 + ... + 2245012.

It is an arithmetic number, because the mean of its divisors is an integer number (131013660960).

Almost surely, 2^{1023131212333} is an apocalyptic number.

It is an amenable number.

1023131212333 is a deficient number, since it is larger than the sum of its proper divisors (24978075347).

1023131212333 is an equidigital number, since it uses as much as digits as its factorization.

1023131212333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563267.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1023131212333 its reverse (3332121313201), we get a palindrome (4355252525534).

The spelling of 1023131212333 in words is "one trillion, twenty-three billion, one hundred thirty-one million, two hundred twelve thousand, three hundred thirty-three".