202100121112073 has 2 divisors, whose sum is σ = 202100121112074. Its totient is φ = 202100121112072.

The previous prime is 202100121112067. The next prime is 202100121112093. The reversal of 202100121112073 is 370211121001202.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191492541114889 + 10607579997184 = 13838083^2 + 3256928^2 .

It is a cyclic number.

It is not a de Polignac number, because 202100121112073 - 2⁶ = 202100121112009 is a prime.

It is not a weakly prime, because it can be changed into another prime (202100121112093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101050060556036 + 101050060556037.

It is an arithmetic number, because the mean of its divisors is an integer number (101050060556037).

Almost surely, 2^{202100121112073} is an apocalyptic number.

It is an amenable number.

202100121112073 is a deficient number, since it is larger than the sum of its proper divisors (1).

202100121112073 is an equidigital number, since it uses as much as digits as its factorization.

202100121112073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 202100121112073 its reverse (370211121001202), we get a palindrome (572311242113275).

The spelling of 202100121112073 in words is "two hundred two trillion, one hundred billion, one hundred twenty-one million, one hundred twelve thousand, seventy-three".