2211031313123 has 8 divisors (see below), whose sum is σ = 2274936708240. Its totient is φ = 2147601051520.

The previous prime is 2211031313119. The next prime is 2211031313167. The reversal of 2211031313123 is 3213131301122.

2211031313123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2211031313123 - 2² = 2211031313119 is a prime.

It is a super-2 number, since 2×2211031313123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211031333123) 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, 118773938 + ... + 118792551.

It is an arithmetic number, because the mean of its divisors is an integer number (284367088530).

Almost surely, 2^{2211031313123} is an apocalyptic number.

2211031313123 is a deficient number, since it is larger than the sum of its proper divisors (63905395117).

2211031313123 is a wasteful number, since it uses less digits than its factorization.

2211031313123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237566757.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2211031313123 its reverse (3213131301122), we get a palindrome (5424162614245).

The spelling of 2211031313123 in words is "two trillion, two hundred eleven billion, thirty-one million, three hundred thirteen thousand, one hundred twenty-three".