1001111031452 has 24 divisors (see below), whose sum is σ = 2008660093440. Its totient is φ = 427668006960.

The previous prime is 1001111031407. The next prime is 1001111031493. The reversal of 1001111031452 is 2541301111001.

It is a congruent number.

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, 57473552 + ... + 57490967.

It is an arithmetic number, because the mean of its divisors is an integer number (83694170560).

Almost surely, 2^{1001111031452} is an apocalyptic number.

It is an amenable number.

1001111031452 is an abundant number, since it is smaller than the sum of its proper divisors (1007549061988).

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

1001111031452 is a wasteful number, since it uses less digits than its factorization.

1001111031452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114964841 (or 114964839 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 20.

Adding to 1001111031452 its reverse (2541301111001), we get a palindrome (3542412142453).

The spelling of 1001111031452 in words is "one trillion, one billion, one hundred eleven million, thirty-one thousand, four hundred fifty-two".