120211100123 has 2 divisors, whose sum is σ = 120211100124. Its totient is φ = 120211100122.

The previous prime is 120211100089. The next prime is 120211100131. The reversal of 120211100123 is 321001112021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120211100123 - 2⁶ = 120211100059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120211100098 and 120211100107.

It is not a weakly prime, because it can be changed into another prime (120211100623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60105550061 + 60105550062.

It is an arithmetic number, because the mean of its divisors is an integer number (60105550062).

Almost surely, 2^120211100123 is an apocalyptic number.

120211100123 is a deficient number, since it is larger than the sum of its proper divisors (1).

120211100123 is an equidigital number, since it uses as much as digits as its factorization.

120211100123 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 120211100123 its reverse (321001112021), we get a palindrome (441212212144).

The spelling of 120211100123 in words is "one hundred twenty billion, two hundred eleven million, one hundred thousand, one hundred twenty-three".