1111111202153 has 2 divisors, whose sum is σ = 1111111202154. Its totient is φ = 1111111202152.

The previous prime is 1111111202101. The next prime is 1111111202171. The reversal of 1111111202153 is 3512021111111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1061235806569 + 49875395584 = 1030163^2 + 223328^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111111202153 - 2¹⁰ = 1111111201129 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111111202053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555555601076 + 555555601077.

It is an arithmetic number, because the mean of its divisors is an integer number (555555601077).

Almost surely, 2^{1111111202153} is an apocalyptic number.

It is an amenable number.

1111111202153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111111202153 is an equidigital number, since it uses as much as digits as its factorization.

1111111202153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60, while the sum is 20.

Adding to 1111111202153 its reverse (3512021111111), we get a palindrome (4623132313264).

The spelling of 1111111202153 in words is "one trillion, one hundred eleven billion, one hundred eleven million, two hundred two thousand, one hundred fifty-three".