1122090108 has 12 divisors (see below), whose sum is σ = 2618210280. Its totient is φ = 374030032.

The previous prime is 1122090097. The next prime is 1122090119. The reversal of 1122090108 is 8010902211.

It is an interprime number because it is at equal distance from previous prime (1122090097) and next prime (1122090119).

It is a tau number, because it is divible by the number of its divisors (12).

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, 46753743 + ... + 46753766.

It is an arithmetic number, because the mean of its divisors is an integer number (218184190).

Almost surely, 2^1122090108 is an apocalyptic number.

It is an amenable number.

1122090108 is an abundant number, since it is smaller than the sum of its proper divisors (1496120172).

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

1122090108 is a wasteful number, since it uses less digits than its factorization.

1122090108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93507516 (or 93507514 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 1122090108 is about 33497.6134672308. The cubic root of 1122090108 is about 1039.1444233082.

Adding to 1122090108 its reverse (8010902211), we get a palindrome (9132992319).

The spelling of 1122090108 in words is "one billion, one hundred twenty-two million, ninety thousand, one hundred eight".