1922190911274 has 8 divisors (see below), whose sum is σ = 3844381822560. Its totient is φ = 640730303756.

The previous prime is 1922190911231. The next prime is 1922190911383. The reversal of 1922190911274 is 4721190912291.

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

1922190911274 is an admirable 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, 160182575934 + ... + 160182575945.

It is an arithmetic number, because the mean of its divisors is an integer number (480547727820).

Almost surely, 2^{1922190911274} is an apocalyptic number.

1922190911274 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1922190911274 is a wasteful number, since it uses less digits than its factorization.

1922190911274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320365151884.

The product of its (nonzero) digits is 163296, while the sum is 48.

The spelling of 1922190911274 in words is "one trillion, nine hundred twenty-two billion, one hundred ninety million, nine hundred eleven thousand, two hundred seventy-four".