1120422100 has 36 divisors (see below), whose sum is σ = 2778648544. Its totient is φ = 384144480.

The previous prime is 1120422097. The next prime is 1120422131. The reversal of 1120422100 is 12240211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 799602 + ... + 801001.

Almost surely, 2^1120422100 is an apocalyptic number.

1120422100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120422100 is an abundant number, since it is smaller than the sum of its proper divisors (1658226444).

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

1120422100 is a wasteful number, since it uses less digits than its factorization.

1120422100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600624 (or 1600617 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1120422100 is about 33472.7067922509. The cubic root of 1120422100 is about 1038.6292653987.

Adding to 1120422100 its reverse (12240211), we get a palindrome (1132662311).

The spelling of 1120422100 in words is "one billion, one hundred twenty million, four hundred twenty-two thousand, one hundred".