119221820 has 12 divisors (see below), whose sum is σ = 250365864. Its totient is φ = 47688720.

The previous prime is 119221763. The next prime is 119221847. The reversal of 119221820 is 28122911.

It is a super-2 number, since 2×119221820² = 28427684728224800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 119221820.

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, 2980526 + ... + 2980565.

It is an arithmetic number, because the mean of its divisors is an integer number (20863822).

Almost surely, 2^119221820 is an apocalyptic number.

119221820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

119221820 is an abundant number, since it is smaller than the sum of its proper divisors (131144044).

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

119221820 is a wasteful number, since it uses less digits than its factorization.

119221820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5961100 (or 5961098 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 119221820 is about 10918.8744841215. The cubic root of 119221820 is about 492.1739035364.

The spelling of 119221820 in words is "one hundred nineteen million, two hundred twenty-one thousand, eight hundred twenty".