20019273819092 has 12 divisors (see below), whose sum is σ = 35199765816096. Its totient is φ = 9962197871640.

The previous prime is 20019273819071. The next prime is 20019273819119. The reversal of 20019273819092 is 29091837291002.

It is a happy number.

It is a super-2 number, since 2×20019273819092² (a number of 27 digits) contains 22 as substring.

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, 11859758528 + ... + 11859760215.

It is an arithmetic number, because the mean of its divisors is an integer number (2933313818008).

Almost surely, 2^{20019273819092} is an apocalyptic number.

It is an amenable number.

20019273819092 is a deficient number, since it is larger than the sum of its proper divisors (15180491997004).

20019273819092 is a wasteful number, since it uses less digits than its factorization.

20019273819092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23719518958 (or 23719518956 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 53.

The spelling of 20019273819092 in words is "twenty trillion, nineteen billion, two hundred seventy-three million, eight hundred nineteen thousand, ninety-two".