182111020 has 144 divisors (see below), whose sum is σ = 486984960. Its totient is φ = 55980288.

The previous prime is 182111011. The next prime is 182111071. The reversal of 182111020 is 20111281.

It is a junction number, because it is equal to n+sod(n) for n = 182110985 and 182111003.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1017291 + ... + 1017469.

It is an arithmetic number, because the mean of its divisors is an integer number (3381840).

Almost surely, 2^182111020 is an apocalyptic number.

182111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 182111020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243492480).

182111020 is an abundant number, since it is smaller than the sum of its proper divisors (304873940).

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

182111020 is a wasteful number, since it uses less digits than its factorization.

182111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 249 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

The square root of 182111020 is about 13494.8516108922. The cubic root of 182111020 is about 566.8203174267.

The spelling of 182111020 in words is "one hundred eighty-two million, one hundred eleven thousand, twenty".