1020020020182 has 32 divisors (see below), whose sum is σ = 2267020476000. Its totient is φ = 339960275424.

The previous prime is 1020020020177. The next prime is 1020020020183. The reversal of 1020020020182 is 2810200200201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020020020183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 888313 + ... + 1682004.

It is an arithmetic number, because the mean of its divisors is an integer number (70844389875).

Almost surely, 2^{1020020020182} is an apocalyptic number.

1020020020182 is an abundant number, since it is smaller than the sum of its proper divisors (1247000455818).

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

1020020020182 is a wasteful number, since it uses less digits than its factorization.

1020020020182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2577677 (or 2577671 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1020020020182 its reverse (2810200200201), we get a palindrome (3830220220383).

The spelling of 1020020020182 in words is "one trillion, twenty billion, twenty million, twenty thousand, one hundred eighty-two".