120202110253 has 2 divisors, whose sum is σ = 120202110254. Its totient is φ = 120202110252.

The previous prime is 120202110241. The next prime is 120202110293. The reversal of 120202110253 is 352011202021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84133643364 + 36068466889 = 290058^2 + 189917^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120202110253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120202110253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120202110293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60101055126 + 60101055127.

It is an arithmetic number, because the mean of its divisors is an integer number (60101055127).

Almost surely, 2^120202110253 is an apocalyptic number.

It is an amenable number.

120202110253 is a deficient number, since it is larger than the sum of its proper divisors (1).

120202110253 is an equidigital number, since it uses as much as digits as its factorization.

120202110253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 120202110253 its reverse (352011202021), we get a palindrome (472213312274).

The spelling of 120202110253 in words is "one hundred twenty billion, two hundred two million, one hundred ten thousand, two hundred fifty-three".