11120022157 has 2 divisors, whose sum is σ = 11120022158. Its totient is φ = 11120022156.

The previous prime is 11120022097. The next prime is 11120022163. The reversal of 11120022157 is 75122002111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9717819241 + 1402202916 = 98579^2 + 37446^2 .

It is a cyclic number.

It is not a de Polignac number, because 11120022157 - 2⁷ = 11120022029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11120022457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560011078 + 5560011079.

It is an arithmetic number, because the mean of its divisors is an integer number (5560011079).

Almost surely, 2^11120022157 is an apocalyptic number.

It is an amenable number.

11120022157 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120022157 is an equidigital number, since it uses as much as digits as its factorization.

11120022157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 22.

Adding to 11120022157 its reverse (75122002111), we get a palindrome (86242024268).

The spelling of 11120022157 in words is "eleven billion, one hundred twenty million, twenty-two thousand, one hundred fifty-seven".