120100110101203 has 2 divisors, whose sum is σ = 120100110101204. Its totient is φ = 120100110101202.

The previous prime is 120100110101183. The next prime is 120100110101261. The reversal of 120100110101203 is 302101011001021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120100110101203 - 2²⁵ = 120100076546771 is a prime.

It is not a weakly prime, because it can be changed into another prime (120100110101273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60050055050601 + 60050055050602.

It is an arithmetic number, because the mean of its divisors is an integer number (60050055050602).

Almost surely, 2^{120100110101203} is an apocalyptic number.

120100110101203 is a deficient number, since it is larger than the sum of its proper divisors (1).

120100110101203 is an equidigital number, since it uses as much as digits as its factorization.

120100110101203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 120100110101203 its reverse (302101011001021), we get a palindrome (422201121102224).

The spelling of 120100110101203 in words is "one hundred twenty trillion, one hundred billion, one hundred ten million, one hundred one thousand, two hundred three".