1023312112103 has 8 divisors (see below), whose sum is σ = 1070214346368. Its totient is φ = 976610744824.

The previous prime is 1023312112073. The next prime is 1023312112111. The reversal of 1023312112103 is 3012112133201.

It is a happy number.

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 1023312112103 - 2⁸ = 1023312111847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023315112103) 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, 50206325 + ... + 50226702.

It is an arithmetic number, because the mean of its divisors is an integer number (133776793296).

Almost surely, 2^{1023312112103} is an apocalyptic number.

1023312112103 is a deficient number, since it is larger than the sum of its proper divisors (46902234265).

1023312112103 is a wasteful number, since it uses less digits than its factorization.

1023312112103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100433493.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1023312112103 its reverse (3012112133201), we get a palindrome (4035424245304).

The spelling of 1023312112103 in words is "one trillion, twenty-three billion, three hundred twelve million, one hundred twelve thousand, one hundred three".