1002100120102 has 8 divisors (see below), whose sum is σ = 1503166802256. Its totient is φ = 501044519352.

The previous prime is 1002100119983. The next prime is 1002100120103. The reversal of 1002100120102 is 2010210012001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002100120103) 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 3 ways as a sum of consecutive naturals, for example, 2540458 + ... + 2908285.

It is an arithmetic number, because the mean of its divisors is an integer number (187895850282).

Almost surely, 2^{1002100120102} is an apocalyptic number.

1002100120102 is a deficient number, since it is larger than the sum of its proper divisors (501066682154).

1002100120102 is an equidigital number, since it uses as much as digits as its factorization.

1002100120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5540702.

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

Adding to 1002100120102 its reverse (2010210012001), we get a palindrome (3012310132103).

The spelling of 1002100120102 in words is "one trillion, two billion, one hundred million, one hundred twenty thousand, one hundred two".