1002101020102 has 16 divisors (see below), whose sum is σ = 1850032652832. Its totient is φ = 396435568320.

The previous prime is 1002101020091. The next prime is 1002101020181. The reversal of 1002101020102 is 2010201012001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2753024599 + ... + 2753024962.

It is an arithmetic number, because the mean of its divisors is an integer number (115627040802).

Almost surely, 2^{1002101020102} is an apocalyptic number.

1002101020102 is a deficient number, since it is larger than the sum of its proper divisors (847931632730).

1002101020102 is a wasteful number, since it uses less digits than its factorization.

1002101020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5506049583.

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

Adding to 1002101020102 its reverse (2010201012001), we get a palindrome (3012302032103).

The spelling of 1002101020102 in words is "one trillion, two billion, one hundred one million, twenty thousand, one hundred two".