1002100212102 has 16 divisors (see below), whose sum is σ = 2186400462912. Its totient is φ = 303666730920.

The previous prime is 1002100212089. The next prime is 1002100212109. The reversal of 1002100212102 is 2012120012001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002100212109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7591668208 + ... + 7591668339.

It is an arithmetic number, because the mean of its divisors is an integer number (136650028932).

Almost surely, 2^{1002100212102} is an apocalyptic number.

1002100212102 is an abundant number, since it is smaller than the sum of its proper divisors (1184300250810).

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

1002100212102 is a wasteful number, since it uses less digits than its factorization.

1002100212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15183336563.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1002100212102 its reverse (2012120012001), we get a palindrome (3014220224103).

The spelling of 1002100212102 in words is "one trillion, two billion, one hundred million, two hundred twelve thousand, one hundred two".