1019422421016 has 16 divisors (see below), whose sum is σ = 2548556052600. Its totient is φ = 339807473664.

The previous prime is 1019422420963. The next prime is 1019422421053. The reversal of 1019422421016 is 6101242249101.

1019422421016 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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, 21237967081 + ... + 21237967128.

Almost surely, 2^{1019422421016} is an apocalyptic number.

It is an amenable number.

1019422421016 is an abundant number, since it is smaller than the sum of its proper divisors (1529133631584).

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

1019422421016 is a wasteful number, since it uses less digits than its factorization.

1019422421016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42475934218 (or 42475934214 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 1019422421016 in words is "one trillion, nineteen billion, four hundred twenty-two million, four hundred twenty-one thousand, sixteen".