1920110111092 has 12 divisors (see below), whose sum is σ = 3370163594980. Its totient is φ = 957206226816.

The previous prime is 1920110111069. The next prime is 1920110111147. The reversal of 1920110111092 is 2901110110291.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1266088542436 + 654021568656 = 1125206^2 + 808716^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1920110111092.

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, 712205667 + ... + 712208362.

Almost surely, 2^{1920110111092} is an apocalyptic number.

It is an amenable number.

1920110111092 is a deficient number, since it is larger than the sum of its proper divisors (1450053483888).

1920110111092 is a wasteful number, since it uses less digits than its factorization.

1920110111092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424414370 (or 1424414368 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 28.

The spelling of 1920110111092 in words is "one trillion, nine hundred twenty billion, one hundred ten million, one hundred eleven thousand, ninety-two".