1123333222121 has 32 divisors (see below), whose sum is σ = 1270832457600. Its totient is φ = 983573409280.

The previous prime is 1123333222057. The next prime is 1123333222157. The reversal of 1123333222121 is 1212223333211.

It is not a de Polignac number, because 1123333222121 - 2⁶ = 1123333222057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123333252121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 435568010 + ... + 435570588.

It is an arithmetic number, because the mean of its divisors is an integer number (39713514300).

Almost surely, 2^{1123333222121} is an apocalyptic number.

1123333222121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1123333222121 is a deficient number, since it is larger than the sum of its proper divisors (147499235479).

1123333222121 is a wasteful number, since it uses less digits than its factorization.

1123333222121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5449.

The product of its digits is 2592, while the sum is 26.

Adding to 1123333222121 its reverse (1212223333211), we get a palindrome (2335556555332).

The spelling of 1123333222121 in words is "one trillion, one hundred twenty-three billion, three hundred thirty-three million, two hundred twenty-two thousand, one hundred twenty-one".