2203111321123 has 8 divisors (see below), whose sum is σ = 2279112587136. Its totient is φ = 2127418377600.

The previous prime is 2203111321097. The next prime is 2203111321127. The reversal of 2203111321123 is 3211231113022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2203111321123 - 2¹³ = 2203111312931 is a prime.

It is a super-2 number, since 2×2203111321123² (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 = 2203111321094 and 2203111321103.

It is not an unprimeable number, because it can be changed into a prime (2203111321127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77066086 + ... + 77094667.

It is an arithmetic number, because the mean of its divisors is an integer number (284889073392).

Almost surely, 2^{2203111321123} is an apocalyptic number.

2203111321123 is a deficient number, since it is larger than the sum of its proper divisors (76001266013).

2203111321123 is a wasteful number, since it uses less digits than its factorization.

2203111321123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154161245.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2203111321123 its reverse (3211231113022), we get a palindrome (5414342434145).

The spelling of 2203111321123 in words is "two trillion, two hundred three billion, one hundred eleven million, three hundred twenty-one thousand, one hundred twenty-three".