1002154103422 has 16 divisors (see below), whose sum is σ = 1510279989120. Its totient is φ = 498728688408.

The previous prime is 1002154103407. The next prime is 1002154103441. The reversal of 1002154103422 is 2243014512001.

It is a super-2 number, since 2×1002154103422² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 1305673 + ... + 1925899.

It is an arithmetic number, because the mean of its divisors is an integer number (94392499320).

Almost surely, 2^{1002154103422} is an apocalyptic number.

1002154103422 is a deficient number, since it is larger than the sum of its proper divisors (508125885698).

1002154103422 is a wasteful number, since it uses less digits than its factorization.

1002154103422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624015.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 1002154103422 its reverse (2243014512001), we get a palindrome (3245168615423).

The spelling of 1002154103422 in words is "one trillion, two billion, one hundred fifty-four million, one hundred three thousand, four hundred twenty-two".