210100120022123 has 2 divisors, whose sum is σ = 210100120022124. Its totient is φ = 210100120022122.

The previous prime is 210100120022063. The next prime is 210100120022147. The reversal of 210100120022123 is 321220021001012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210100120022123 - 2¹⁸ = 210100119759979 is a prime.

It is not a weakly prime, because it can be changed into another prime (210100120022623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050060011061 + 105050060011062.

It is an arithmetic number, because the mean of its divisors is an integer number (105050060011062).

Almost surely, 2^{210100120022123} is an apocalyptic number.

210100120022123 is a deficient number, since it is larger than the sum of its proper divisors (1).

210100120022123 is an equidigital number, since it uses as much as digits as its factorization.

210100120022123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 210100120022123 its reverse (321220021001012), we get a palindrome (531320141023135).

The spelling of 210100120022123 in words is "two hundred ten trillion, one hundred billion, one hundred twenty million, twenty-two thousand, one hundred twenty-three".