1103202123144 has 32 divisors (see below), whose sum is σ = 3008733063840. Its totient is φ = 334303673600.

The previous prime is 1103202123073. The next prime is 1103202123181. The reversal of 1103202123144 is 4413212023011.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2089397697 + ... + 2089398224.

It is an arithmetic number, because the mean of its divisors is an integer number (94022908245).

Almost surely, 2^{1103202123144} is an apocalyptic number.

It is an amenable number.

1103202123144 is an abundant number, since it is smaller than the sum of its proper divisors (1905530940696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103202123144 is a wasteful number, since it uses less digits than its factorization.

1103202123144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4178795941 (or 4178795937 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1103202123144 its reverse (4413212023011), we get a palindrome (5516414146155).

The spelling of 1103202123144 in words is "one trillion, one hundred three billion, two hundred two million, one hundred twenty-three thousand, one hundred forty-four".