1002603121422 has 32 divisors (see below), whose sum is σ = 2412278188800. Its totient is φ = 271381295808.

The previous prime is 1002603121411. The next prime is 1002603121427. The reversal of 1002603121422 is 2241213062001.

It is a junction number, because it is equal to n+sod(n) for n = 1002603121392 and 1002603121401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002603121427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 628196647 + ... + 628198242.

It is an arithmetic number, because the mean of its divisors is an integer number (75383693400).

Almost surely, 2^{1002603121422} is an apocalyptic number.

1002603121422 is an abundant number, since it is smaller than the sum of its proper divisors (1409675067378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002603121422 is a wasteful number, since it uses less digits than its factorization.

1002603121422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256394920.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1002603121422 its reverse (2241213062001), we get a palindrome (3243816183423).

The spelling of 1002603121422 in words is "one trillion, two billion, six hundred three million, one hundred twenty-one thousand, four hundred twenty-two".