1144001004012 has 48 divisors (see below), whose sum is σ = 3021889459680. Its totient is φ = 374138691264.

The previous prime is 1144001003923. The next prime is 1144001004031. The reversal of 1144001004012 is 2104001004411.

1144001004012 is a `hidden beast` number, since 114 + 400 + 100 + 40 + 12 = 666.

It is a super-2 number, since 2×1144001004012² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99924483 + ... + 99935930.

It is an arithmetic number, because the mean of its divisors is an integer number (62956030410).

Almost surely, 2^{1144001004012} is an apocalyptic number.

1144001004012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1144001004012 is an abundant number, since it is smaller than the sum of its proper divisors (1877888455668).

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

1144001004012 is a wasteful number, since it uses less digits than its factorization.

1144001004012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199860479 (or 199860471 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1144001004012 its reverse (2104001004411), we get a palindrome (3248002008423).

The spelling of 1144001004012 in words is "one trillion, one hundred forty-four billion, one million, four thousand, twelve".