1002010202102 has 96 divisors (see below), whose sum is σ = 2030341632480. Its totient is φ = 366376711680.

The previous prime is 1002010201987. The next prime is 1002010202107. The reversal of 1002010202102 is 2012020102001.

It is a happy number.

It is a super-4 number, since 4×1002010202102⁴ (a number of 49 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002010202107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 487628 + ... + 1497264.

It is an arithmetic number, because the mean of its divisors is an integer number (21149392005).

Almost surely, 2^{1002010202102} is an apocalyptic number.

1002010202102 is an abundant number, since it is smaller than the sum of its proper divisors (1028331430378).

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

1002010202102 is a wasteful number, since it uses less digits than its factorization.

1002010202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009726 (or 1009719 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1002010202102 its reverse (2012020102001), we get a palindrome (3014030304103).

The spelling of 1002010202102 in words is "one trillion, two billion, ten million, two hundred two thousand, one hundred two".