1121101030123 has 4 divisors (see below), whose sum is σ = 1187048149560. Its totient is φ = 1055153910688.

The previous prime is 1121101030109. The next prime is 1121101030139. The reversal of 1121101030123 is 3210301011211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1121101030123 - 2²⁵ = 1121067475691 is a prime.

It is a super-3 number, since 3×1121101030123³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121101030097 and 1121101030106.

It is not an unprimeable number, because it can be changed into a prime (1121101030523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32973559693 + ... + 32973559726.

It is an arithmetic number, because the mean of its divisors is an integer number (296762037390).

Almost surely, 2^{1121101030123} is an apocalyptic number.

1121101030123 is a deficient number, since it is larger than the sum of its proper divisors (65947119437).

1121101030123 is an equidigital number, since it uses as much as digits as its factorization.

1121101030123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65947119436.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1121101030123 its reverse (3210301011211), we get a palindrome (4331402041334).

The spelling of 1121101030123 in words is "one trillion, one hundred twenty-one billion, one hundred one million, thirty thousand, one hundred twenty-three".