11120022457 has 2 divisors, whose sum is σ = 11120022458. Its totient is φ = 11120022456.

The previous prime is 11120022413. The next prime is 11120022469. The reversal of 11120022457 is 75422002111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8134055721 + 2985966736 = 90189^2 + 54644^2 .

It is a cyclic number.

It is not a de Polignac number, because 11120022457 - 2¹¹ = 11120020409 is a prime.

It is not a weakly prime, because it can be changed into another prime (11120022157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560011228 + 5560011229.

It is an arithmetic number, because the mean of its divisors is an integer number (5560011229).

Almost surely, 2^11120022457 is an apocalyptic number.

It is an amenable number.

11120022457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120022457 is an equidigital number, since it uses as much as digits as its factorization.

11120022457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1120, while the sum is 25.

Adding to 11120022457 its reverse (75422002111), we get a palindrome (86542024568).

The spelling of 11120022457 in words is "eleven billion, one hundred twenty million, twenty-two thousand, four hundred fifty-seven".