1120103505551 has 8 divisors (see below), whose sum is σ = 1189040776560. Its totient is φ = 1051504993408.

The previous prime is 1120103505533. The next prime is 1120103505553. The reversal of 1120103505551 is 1555053010211.

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 1120103505551 - 2³⁰ = 1119029763727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120103505553) 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, 84682901 + ... + 84696126.

It is an arithmetic number, because the mean of its divisors is an integer number (148630097070).

Almost surely, 2^{1120103505551} is an apocalyptic number.

1120103505551 is a deficient number, since it is larger than the sum of its proper divisors (68937271009).

1120103505551 is a wasteful number, since it uses less digits than its factorization.

1120103505551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169379433.

The product of its (nonzero) digits is 3750, while the sum is 29.

Adding to 1120103505551 its reverse (1555053010211), we get a palindrome (2675156515762).

The spelling of 1120103505551 in words is "one trillion, one hundred twenty billion, one hundred three million, five hundred five thousand, five hundred fifty-one".