1141244403021 has 16 divisors (see below), whose sum is σ = 1690826486400. Its totient is φ = 760787285184.

The previous prime is 1141244403007. The next prime is 1141244403133. The reversal of 1141244403021 is 1203044421411.

1141244403021 is a `hidden beast` number, since 1 + 14 + 1 + 244 + 403 + 0 + 2 + 1 = 666.

It is not a de Polignac number, because 1141244403021 - 2²⁹ = 1140707532109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141244423021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 677196 + ... + 1655621.

It is an arithmetic number, because the mean of its divisors is an integer number (105676655400).

Almost surely, 2^{1141244403021} is an apocalyptic number.

It is an amenable number.

1141244403021 is a deficient number, since it is larger than the sum of its proper divisors (549582083379).

1141244403021 is a wasteful number, since it uses less digits than its factorization.

1141244403021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2350945 (or 2350939 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 1141244403021 its reverse (1203044421411), we get a palindrome (2344288824432).

The spelling of 1141244403021 in words is "one trillion, one hundred forty-one billion, two hundred forty-four million, four hundred three thousand, twenty-one".