1103131021752 has 24 divisors (see below), whose sum is σ = 2987646517440. Its totient is φ = 367710340560.

The previous prime is 1103131021723. The next prime is 1103131021753. The reversal of 1103131021752 is 2571201313011.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-3 number, since 3×1103131021752³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103131021753) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7660632024 + ... + 7660632167.

It is an arithmetic number, because the mean of its divisors is an integer number (124485271560).

Almost surely, 2^{1103131021752} is an apocalyptic number.

1103131021752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103131021752 is an abundant number, since it is smaller than the sum of its proper divisors (1884515495688).

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

1103131021752 is a wasteful number, since it uses less digits than its factorization.

1103131021752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15321264203 (or 15321264196 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

Adding to 1103131021752 its reverse (2571201313011), we get a palindrome (3674332334763).

The spelling of 1103131021752 in words is "one trillion, one hundred three billion, one hundred thirty-one million, twenty-one thousand, seven hundred fifty-two".