1123301203331 has 16 divisors (see below), whose sum is σ = 1151506673856. Its totient is φ = 1095374831616.

The previous prime is 1123301203327. The next prime is 1123301203333. The reversal of 1123301203331 is 1333021033211.

It is a cyclic number.

It is not a de Polignac number, because 1123301203331 - 2² = 1123301203327 is a prime.

It is a super-2 number, since 2×1123301203331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123301203297 and 1123301203306.

It is not an unprimeable number, because it can be changed into a prime (1123301203333) 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, 5942531 + ... + 6128643.

It is an arithmetic number, because the mean of its divisors is an integer number (71969167116).

Almost surely, 2^{1123301203331} is an apocalyptic number.

1123301203331 is a deficient number, since it is larger than the sum of its proper divisors (28205470525).

1123301203331 is a wasteful number, since it uses less digits than its factorization.

1123301203331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186862.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1123301203331 its reverse (1333021033211), we get a palindrome (2456322236542).

The spelling of 1123301203331 in words is "one trillion, one hundred twenty-three billion, three hundred one million, two hundred three thousand, three hundred thirty-one".