1421444124322 has 4 divisors (see below), whose sum is σ = 2132166186486. Its totient is φ = 710722062160.

The previous prime is 1421444124283. The next prime is 1421444124337. The reversal of 1421444124322 is 2234214441241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1052981770201 + 368462354121 = 1026149^2 + 607011^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355361031079 + ... + 355361031082.

Almost surely, 2^{1421444124322} is an apocalyptic number.

1421444124322 is a deficient number, since it is larger than the sum of its proper divisors (710722062164).

1421444124322 is an equidigital number, since it uses as much as digits as its factorization.

1421444124322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710722062163.

The product of its digits is 49152, while the sum is 34.

Adding to 1421444124322 its reverse (2234214441241), we get a palindrome (3655658565563).

The spelling of 1421444124322 in words is "one trillion, four hundred twenty-one billion, four hundred forty-four million, one hundred twenty-four thousand, three hundred twenty-two".