1244020010043 has 8 divisors (see below), whose sum is σ = 1663024140288. Its totient is φ = 827181276584.

The previous prime is 1244020010041. The next prime is 1244020010053. The reversal of 1244020010043 is 3400100204421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1244020010043 - 2¹ = 1244020010041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1244020010041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541347855 + ... + 541350152.

It is an arithmetic number, because the mean of its divisors is an integer number (207878017536).

Almost surely, 2^{1244020010043} is an apocalyptic number.

1244020010043 is a deficient number, since it is larger than the sum of its proper divisors (419004130245).

1244020010043 is a wasteful number, since it uses less digits than its factorization.

1244020010043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082698393.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 1244020010043 its reverse (3400100204421), we get a palindrome (4644120214464).

The spelling of 1244020010043 in words is "one trillion, two hundred forty-four billion, twenty million, ten thousand, forty-three".