1002020220102 has 32 divisors (see below), whose sum is σ = 2186467726464. Its totient is φ = 303608908800.

The previous prime is 1002020220073. The next prime is 1002020220109. The reversal of 1002020220102 is 2010220202001.

1002020220102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002020220109) 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, 235003 + ... + 1435014.

It is an arithmetic number, because the mean of its divisors is an integer number (68327116452).

Almost surely, 2^{1002020220102} is an apocalyptic number.

1002020220102 is an abundant number, since it is smaller than the sum of its proper divisors (1184447506362).

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

1002020220102 is a wasteful number, since it uses less digits than its factorization.

1002020220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679124.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1002020220102 its reverse (2010220202001), we get a palindrome (3012240422103).

It can be divided in two parts, 100 and 2020220102, that added together give a palindrome (2020220202).

The spelling of 1002020220102 in words is "one trillion, two billion, twenty million, two hundred twenty thousand, one hundred two".