1110211553123 has 4 divisors (see below), whose sum is σ = 1110301995600. Its totient is φ = 1110121110648.

The previous prime is 1110211553081. The next prime is 1110211553141. The reversal of 1110211553123 is 3213551120111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110211553123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1110211553092 and 1110211553101.

It is not an unprimeable number, because it can be changed into a prime (1110211553153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45202823 + ... + 45227376.

It is an arithmetic number, because the mean of its divisors is an integer number (277575498900).

Almost surely, 2^{1110211553123} is an apocalyptic number.

1110211553123 is a deficient number, since it is larger than the sum of its proper divisors (90442477).

1110211553123 is an equidigital number, since it uses as much as digits as its factorization.

1110211553123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90442476.

The product of its (nonzero) digits is 900, while the sum is 26.

Adding to 1110211553123 its reverse (3213551120111), we get a palindrome (4323762673234).

The spelling of 1110211553123 in words is "one trillion, one hundred ten billion, two hundred eleven million, five hundred fifty-three thousand, one hundred twenty-three".