1002020110102 has 32 divisors (see below), whose sum is σ = 1673702188704. Its totient is φ = 446074195200.

The previous prime is 1002020110099. The next prime is 1002020110109. The reversal of 1002020110102 is 2010110202001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002020110109) 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, 1289593 + ... + 1914964.

It is an arithmetic number, because the mean of its divisors is an integer number (52303193397).

Almost surely, 2^{1002020110102} is an apocalyptic number.

1002020110102 is a deficient number, since it is larger than the sum of its proper divisors (671682078602).

1002020110102 is a wasteful number, since it uses less digits than its factorization.

1002020110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3204864.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1002020110102 its reverse (2010110202001), we get a palindrome (3012130312103).

It can be divided in two parts, 100 and 2020110102, that added together give a palindrome (2020110202).

The spelling of 1002020110102 in words is "one trillion, two billion, twenty million, one hundred ten thousand, one hundred two".