1150222123 has 2 divisors, whose sum is σ = 1150222124. Its totient is φ = 1150222122.

The previous prime is 1150222121. The next prime is 1150222163. The reversal of 1150222123 is 3212220511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1150222123 - 2¹ = 1150222121 is a prime.

Together with 1150222121, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1150222123.

It is not a weakly prime, because it can be changed into another prime (1150222121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575111061 + 575111062.

It is an arithmetic number, because the mean of its divisors is an integer number (575111062).

Almost surely, 2^1150222123 is an apocalyptic number.

1150222123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150222123 is an equidigital number, since it uses as much as digits as its factorization.

1150222123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1150222123 is about 33914.9247824612. The cubic root of 1150222123 is about 1047.7570027268.

Adding to 1150222123 its reverse (3212220511), we get a palindrome (4362442634).

The spelling of 1150222123 in words is "one billion, one hundred fifty million, two hundred twenty-two thousand, one hundred twenty-three".