1002154203422 has 8 divisors (see below), whose sum is σ = 1506318023856. Its totient is φ = 500048195472.

The previous prime is 1002154203389. The next prime is 1002154203431. The reversal of 1002154203422 is 2243024512001.

1002154203422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 1002154203391 and 1002154203400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514451903 + ... + 514453850.

It is an arithmetic number, because the mean of its divisors is an integer number (188289752982).

Almost surely, 2^{1002154203422} is an apocalyptic number.

1002154203422 is a deficient number, since it is larger than the sum of its proper divisors (504163820434).

1002154203422 is a wasteful number, since it uses less digits than its factorization.

1002154203422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028906242.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 1002154203422 its reverse (2243024512001), we get a palindrome (3245178715423).

The spelling of 1002154203422 in words is "one trillion, two billion, one hundred fifty-four million, two hundred three thousand, four hundred twenty-two".