2201111123123 has 8 divisors (see below), whose sum is σ = 2401226958000. Its totient is φ = 2000997758880.

The previous prime is 2201111123089. The next prime is 2201111123149. The reversal of 2201111123123 is 3213211111022.

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 2201111123123 - 2¹⁰ = 2201111122099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2201111123095 and 2201111123104.

It is not an unprimeable number, because it can be changed into a prime (2201111123923) 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, 1587461 + ... + 2631017.

It is an arithmetic number, because the mean of its divisors is an integer number (300153369750).

Almost surely, 2^{2201111123123} is an apocalyptic number.

2201111123123 is a deficient number, since it is larger than the sum of its proper divisors (200115834877).

2201111123123 is a wasteful number, since it uses less digits than its factorization.

2201111123123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235317.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 2201111123123 its reverse (3213211111022), we get a palindrome (5414322234145).

The spelling of 2201111123123 in words is "two trillion, two hundred one billion, one hundred eleven million, one hundred twenty-three thousand, one hundred twenty-three".