120200202202123 has 2 divisors, whose sum is σ = 120200202202124. Its totient is φ = 120200202202122.

The previous prime is 120200202202109. The next prime is 120200202202193. The reversal of 120200202202123 is 321202202002021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120200202202123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120200202202123.

It is not a weakly prime, because it can be changed into another prime (120200202202193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60100101101061 + 60100101101062.

It is an arithmetic number, because the mean of its divisors is an integer number (60100101101062).

Almost surely, 2^{120200202202123} is an apocalyptic number.

120200202202123 is a deficient number, since it is larger than the sum of its proper divisors (1).

120200202202123 is an equidigital number, since it uses as much as digits as its factorization.

120200202202123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 120200202202123 its reverse (321202202002021), we get a palindrome (441402404204144).

The spelling of 120200202202123 in words is "one hundred twenty trillion, two hundred billion, two hundred two million, two hundred two thousand, one hundred twenty-three".