2011111200253 has 2 divisors, whose sum is σ = 2011111200254. Its totient is φ = 2011111200252.

The previous prime is 2011111200211. The next prime is 2011111200299. The reversal of 2011111200253 is 3520021111102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1990757327364 + 20353872889 = 1410942^2 + 142667^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011111200253 - 2¹³ = 2011111192061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2011111200253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011111207253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005555600126 + 1005555600127.

It is an arithmetic number, because the mean of its divisors is an integer number (1005555600127).

Almost surely, 2^{2011111200253} is an apocalyptic number.

It is an amenable number.

2011111200253 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011111200253 is an equidigital number, since it uses as much as digits as its factorization.

2011111200253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 2011111200253 its reverse (3520021111102), we get a palindrome (5531132311355).

The spelling of 2011111200253 in words is "two trillion, eleven billion, one hundred eleven million, two hundred thousand, two hundred fifty-three".