1010111100253 has 2 divisors, whose sum is σ = 1010111100254. Its totient is φ = 1010111100252.

The previous prime is 1010111100199. The next prime is 1010111100281. The reversal of 1010111100253 is 3520011110101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 512653136004 + 497457964249 = 715998^2 + 705307^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010111100253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010111100283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505055550126 + 505055550127.

It is an arithmetic number, because the mean of its divisors is an integer number (505055550127).

Almost surely, 2^{1010111100253} is an apocalyptic number.

It is an amenable number.

1010111100253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010111100253 is an equidigital number, since it uses as much as digits as its factorization.

1010111100253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30, while the sum is 16.

Adding to 1010111100253 its reverse (3520011110101), we get a palindrome (4530122210354).

The spelling of 1010111100253 in words is "one trillion, ten billion, one hundred eleven million, one hundred thousand, two hundred fifty-three".