1002020020210 has 64 divisors (see below), whose sum is σ = 2155183873920. Its totient is φ = 331111889920.

The previous prime is 1002020020187. The next prime is 1002020020223. The reversal of 1002020020210 is 120200202001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9184384 + ... + 9292843.

It is an arithmetic number, because the mean of its divisors is an integer number (33674748030).

Almost surely, 2^{1002020020210} is an apocalyptic number.

1002020020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002020020210 is an abundant number, since it is smaller than the sum of its proper divisors (1153163853710).

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

1002020020210 is a wasteful number, since it uses less digits than its factorization.

1002020020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18477291.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1002020020210 its reverse (120200202001), we get a palindrome (1122220222211).

The spelling of 1002020020210 in words is "one trillion, two billion, twenty million, twenty thousand, two hundred ten".