103200121253 has 2 divisors, whose sum is σ = 103200121254. Its totient is φ = 103200121252.

The previous prime is 103200121229. The next prime is 103200121291. The reversal of 103200121253 is 352121002301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93332083009 + 9868038244 = 305503^2 + 99338^2 .

It is a cyclic number.

It is not a de Polignac number, because 103200121253 - 2⁸ = 103200120997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103200123253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51600060626 + 51600060627.

It is an arithmetic number, because the mean of its divisors is an integer number (51600060627).

Almost surely, 2^103200121253 is an apocalyptic number.

It is an amenable number.

103200121253 is a deficient number, since it is larger than the sum of its proper divisors (1).

103200121253 is an equidigital number, since it uses as much as digits as its factorization.

103200121253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 103200121253 its reverse (352121002301), we get a palindrome (455321123554).

The spelling of 103200121253 in words is "one hundred three billion, two hundred million, one hundred twenty-one thousand, two hundred fifty-three".