102002211002140 has 48 divisors (see below), whose sum is σ = 216752135491584. Its totient is φ = 40318477128000.

The previous prime is 102002211002119. The next prime is 102002211002141. The reversal of 102002211002140 is 41200112200201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102002211002141) 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, 87840894 + ... + 88994533.

It is an arithmetic number, because the mean of its divisors is an integer number (4515669489408).

Almost surely, 2^{102002211002140} is an apocalyptic number.

102002211002140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102002211002140 is an abundant number, since it is smaller than the sum of its proper divisors (114749924489444).

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

102002211002140 is a wasteful number, since it uses less digits than its factorization.

102002211002140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176835778 (or 176835776 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102002211002140 its reverse (41200112200201), we get a palindrome (143202323202341).

The spelling of 102002211002140 in words is "one hundred two trillion, two billion, two hundred eleven million, two thousand, one hundred forty".