1031102042123 has 2 divisors, whose sum is σ = 1031102042124. Its totient is φ = 1031102042122.

The previous prime is 1031102042071. The next prime is 1031102042147. The reversal of 1031102042123 is 3212402011301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1031102042123 - 2²⁸ = 1030833606667 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1031102042095 and 1031102042104.

It is not a weakly prime, because it can be changed into another prime (1031102042623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515551021061 + 515551021062.

It is an arithmetic number, because the mean of its divisors is an integer number (515551021062).

Almost surely, 2^{1031102042123} is an apocalyptic number.

1031102042123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031102042123 is an equidigital number, since it uses as much as digits as its factorization.

1031102042123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1031102042123 its reverse (3212402011301), we get a palindrome (4243504053424).

The spelling of 1031102042123 in words is "one trillion, thirty-one billion, one hundred two million, forty-two thousand, one hundred twenty-three".