2211123303331 has 8 divisors (see below), whose sum is σ = 2316832794144. Its totient is φ = 2106211620480.

The previous prime is 2211123303313. The next prime is 2211123303341. The reversal of 2211123303331 is 1333033211122.

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 2211123303331 - 2¹⁷ = 2211123172259 is a prime.

It is a super-2 number, since 2×2211123303331² (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 = 2211123303296 and 2211123303305.

It is not an unprimeable number, because it can be changed into a prime (2211123303341) 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, 199446316 + ... + 199457401.

It is an arithmetic number, because the mean of its divisors is an integer number (289604099268).

Almost surely, 2^{2211123303331} is an apocalyptic number.

2211123303331 is a deficient number, since it is larger than the sum of its proper divisors (105709490813).

2211123303331 is a wasteful number, since it uses less digits than its factorization.

2211123303331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398903981.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 2211123303331 its reverse (1333033211122), we get a palindrome (3544156514453).

The spelling of 2211123303331 in words is "two trillion, two hundred eleven billion, one hundred twenty-three million, three hundred three thousand, three hundred thirty-one".