10200200123 has 2 divisors, whose sum is σ = 10200200124. Its totient is φ = 10200200122.

The previous prime is 10200200093. The next prime is 10200200147. The reversal of 10200200123 is 32100200201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10200200123 - 2¹⁶ = 10200134587 is a prime.

It is not a weakly prime, because it can be changed into another prime (10200220123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100100061 + 5100100062.

It is an arithmetic number, because the mean of its divisors is an integer number (5100100062).

Almost surely, 2^10200200123 is an apocalyptic number.

10200200123 is a deficient number, since it is larger than the sum of its proper divisors (1).

10200200123 is an equidigital number, since it uses as much as digits as its factorization.

10200200123 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 11.

Adding to 10200200123 its reverse (32100200201), we get a palindrome (42300400324).

The spelling of 10200200123 in words is "ten billion, two hundred million, two hundred thousand, one hundred twenty-three".