1121542230163 has 8 divisors (see below), whose sum is σ = 1122208758720. Its totient is φ = 1120875857640.

The previous prime is 1121542230121. The next prime is 1121542230167. The reversal of 1121542230163 is 3610322451211.

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 1121542230163 - 2²⁹ = 1121005359251 is a prime.

It is a super-3 number, since 3×1121542230163³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121542230167) 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, 16331208 + ... + 16399738.

It is an arithmetic number, because the mean of its divisors is an integer number (140276094840).

Almost surely, 2^{1121542230163} is an apocalyptic number.

1121542230163 is a deficient number, since it is larger than the sum of its proper divisors (666528557).

1121542230163 is an equidigital number, since it uses as much as digits as its factorization.

1121542230163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78017.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 1121542230163 its reverse (3610322451211), we get a palindrome (4731864681374).

The spelling of 1121542230163 in words is "one trillion, one hundred twenty-one billion, five hundred forty-two million, two hundred thirty thousand, one hundred sixty-three".