1123335123242 has 4 divisors (see below), whose sum is σ = 1685002684866. Its totient is φ = 561667561620.

The previous prime is 1123335123227. The next prime is 1123335123257. The reversal of 1123335123242 is 2423215333211.

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

It is an interprime number because it is at equal distance from previous prime (1123335123227) and next prime (1123335123257).

It can be written as a sum of positive squares in only one way, i.e., 1084491049321 + 38844073921 = 1041389^2 + 197089^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1123335123199 and 1123335123208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280833780809 + ... + 280833780812.

Almost surely, 2^{1123335123242} is an apocalyptic number.

1123335123242 is a deficient number, since it is larger than the sum of its proper divisors (561667561624).

1123335123242 is an equidigital number, since it uses as much as digits as its factorization.

1123335123242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561667561623.

The product of its digits is 25920, while the sum is 32.

The spelling of 1123335123242 in words is "one trillion, one hundred twenty-three billion, three hundred thirty-five million, one hundred twenty-three thousand, two hundred forty-two".