1002021014422 has 16 divisors (see below), whose sum is σ = 1508038922592. Its totient is φ = 499341810240.

The previous prime is 1002021014419. The next prime is 1002021014479. The reversal of 1002021014422 is 2244101202001.

It is a super-2 number, since 2×1002021014422² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1002021014422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4656772 + ... + 4867192.

It is an arithmetic number, because the mean of its divisors is an integer number (94252432662).

Almost surely, 2^{1002021014422} is an apocalyptic number.

1002021014422 is a deficient number, since it is larger than the sum of its proper divisors (506017908170).

1002021014422 is a wasteful number, since it uses less digits than its factorization.

1002021014422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218343.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1002021014422 its reverse (2244101202001), we get a palindrome (3246122216423).

The spelling of 1002021014422 in words is "one trillion, two billion, twenty-one million, fourteen thousand, four hundred twenty-two".