1122322100123 has 16 divisors (see below), whose sum is σ = 1350302400000. Its totient is φ = 911264478912.

The previous prime is 1122322100111. The next prime is 1122322100149. The reversal of 1122322100123 is 3210012232211.

It is a cyclic number.

It is not a de Polignac number, because 1122322100123 - 2¹⁸ = 1122321837979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122322100095 and 1122322100104.

It is not an unprimeable number, because it can be changed into a prime (1122322100423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 858503 + ... + 1726751.

It is an arithmetic number, because the mean of its divisors is an integer number (84393900000).

Almost surely, 2^{1122322100123} is an apocalyptic number.

1122322100123 is a deficient number, since it is larger than the sum of its proper divisors (227980299877).

1122322100123 is an equidigital number, since it uses as much as digits as its factorization.

1122322100123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877994.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1122322100123 its reverse (3210012232211), we get a palindrome (4332334332334).

The spelling of 1122322100123 in words is "one trillion, one hundred twenty-two billion, three hundred twenty-two million, one hundred thousand, one hundred twenty-three".