2111552827031 has 2 divisors, whose sum is σ = 2111552827032. Its totient is φ = 2111552827030.

The previous prime is 2111552827009. The next prime is 2111552827063. The reversal of 2111552827031 is 1307282551112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111552827031 - 2³⁰ = 2110479085207 is a prime.

It is a super-2 number, since 2×2111552827031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111552827001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055776413515 + 1055776413516.

It is an arithmetic number, because the mean of its divisors is an integer number (1055776413516).

Almost surely, 2^{2111552827031} is an apocalyptic number.

2111552827031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111552827031 is an equidigital number, since it uses as much as digits as its factorization.

2111552827031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 38.

The spelling of 2111552827031 in words is "two trillion, one hundred eleven billion, five hundred fifty-two million, eight hundred twenty-seven thousand, thirty-one".