1122302123 has 4 divisors (see below), whose sum is σ = 1122484440. Its totient is φ = 1122119808.

The previous prime is 1122302113. The next prime is 1122302131. The reversal of 1122302123 is 3212032211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1122302123 - 2¹⁰ = 1122301099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122302113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81590 + ... + 94347.

It is an arithmetic number, because the mean of its divisors is an integer number (280621110).

Almost surely, 2^1122302123 is an apocalyptic number.

1122302123 is a deficient number, since it is larger than the sum of its proper divisors (182317).

1122302123 is an equidigital number, since it uses as much as digits as its factorization.

1122302123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182316.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1122302123 is about 33500.7779461910. Note that the first 3 decimals coincide. The cubic root of 1122302123 is about 1039.2098667543.

Adding to 1122302123 its reverse (3212032211), we get a palindrome (4334334334).

The spelling of 1122302123 in words is "one billion, one hundred twenty-two million, three hundred two thousand, one hundred twenty-three".