11112210020957 has 2 divisors, whose sum is σ = 11112210020958. Its totient is φ = 11112210020956.

The previous prime is 11112210020917. The next prime is 11112210021001. The reversal of 11112210020957 is 75902001221111.

11112210020957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7199809096516 + 3912400924441 = 2683246^2 + 1977979^2 .

It is a cyclic number.

It is not a de Polignac number, because 11112210020957 - 2¹⁶ = 11112209955421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11112210020917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556105010478 + 5556105010479.

It is an arithmetic number, because the mean of its divisors is an integer number (5556105010479).

Almost surely, 2^{11112210020957} is an apocalyptic number.

It is an amenable number.

11112210020957 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112210020957 is an equidigital number, since it uses as much as digits as its factorization.

11112210020957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 32.

The spelling of 11112210020957 in words is "eleven trillion, one hundred twelve billion, two hundred ten million, twenty thousand, nine hundred fifty-seven".