1010200112123 has 2 divisors, whose sum is σ = 1010200112124. Its totient is φ = 1010200112122.

The previous prime is 1010200112093. The next prime is 1010200112143. The reversal of 1010200112123 is 3212110020101.

It is a strong prime.

It is an emirp because it is prime and its reverse (3212110020101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1010200112123 - 2²⁸ = 1009931676667 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1010200112098 and 1010200112107.

It is not a weakly prime, because it can be changed into another prime (1010200112143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505100056061 + 505100056062.

It is an arithmetic number, because the mean of its divisors is an integer number (505100056062).

Almost surely, 2^{1010200112123} is an apocalyptic number.

1010200112123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010200112123 is an equidigital number, since it uses as much as digits as its factorization.

1010200112123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1010200112123 its reverse (3212110020101), we get a palindrome (4222310132224).

The spelling of 1010200112123 in words is "one trillion, ten billion, two hundred million, one hundred twelve thousand, one hundred twenty-three".