1092819291900 has 144 divisors (see below), whose sum is σ = 3667523763456. Its totient is φ = 246059066880.

The previous prime is 1092819291887. The next prime is 1092819291901. The reversal of 1092819291900 is 91929182901.

It is a super-2 number, since 2×1092819291900² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1092819291901) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3742809 + ... + 4024208.

It is an arithmetic number, because the mean of its divisors is an integer number (25468915024).

Almost surely, 2^{1092819291900} is an apocalyptic number.

1092819291900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1092819291900 is an abundant number, since it is smaller than the sum of its proper divisors (2574704471556).

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

1092819291900 is a wasteful number, since it uses less digits than its factorization.

1092819291900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7767108 (or 7767101 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 51.

The spelling of 1092819291900 in words is "one trillion, ninety-two billion, eight hundred nineteen million, two hundred ninety-one thousand, nine hundred".