1421032421044 has 12 divisors (see below), whose sum is σ = 2486817907168. Its totient is φ = 710513019000.

The previous prime is 1421032421041. The next prime is 1421032421051. The reversal of 1421032421044 is 4401242301241.

It is a super-3 number, since 3×1421032421044³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421032421041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405649 + ... + 1733959.

Almost surely, 2^{1421032421044} is an apocalyptic number.

It is an amenable number.

1421032421044 is a deficient number, since it is larger than the sum of its proper divisors (1065785486124).

1421032421044 is a wasteful number, since it uses less digits than its factorization.

1421032421044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595766 (or 1595764 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1421032421044 its reverse (4401242301241), we get a palindrome (5822274722285).

The spelling of 1421032421044 in words is "one trillion, four hundred twenty-one billion, thirty-two million, four hundred twenty-one thousand, forty-four".