119896821 has 32 divisors (see below), whose sum is σ = 203980800. Its totient is φ = 68837040.

The previous prime is 119896793. The next prime is 119896823. The reversal of 119896821 is 128698911.

It is not a de Polignac number, because 119896821 - 2⁵ = 119896789 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119896823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4981 + ... + 16266.

It is an arithmetic number, because the mean of its divisors is an integer number (6374400).

Almost surely, 2^119896821 is an apocalyptic number.

119896821 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

119896821 is a deficient number, since it is larger than the sum of its proper divisors (84083979).

119896821 is a wasteful number, since it uses less digits than its factorization.

119896821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21286 (or 21280 counting only the distinct ones).

The product of its digits is 62208, while the sum is 45.

The square root of 119896821 is about 10949.7406818609. The cubic root of 119896821 is about 493.1010069432.

The spelling of 119896821 in words is "one hundred nineteen million, eight hundred ninety-six thousand, eight hundred twenty-one".