1002202121102 has 128 divisors (see below), whose sum is σ = 1963035648000. Its totient is φ = 372640507776.

The previous prime is 1002202121069. The next prime is 1002202121117. The reversal of 1002202121102 is 2011212022001.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 371322149 + ... + 371324847.

It is an arithmetic number, because the mean of its divisors is an integer number (15336216000).

Almost surely, 2^{1002202121102} is an apocalyptic number.

1002202121102 is a deficient number, since it is larger than the sum of its proper divisors (960833526898).

1002202121102 is a wasteful number, since it uses less digits than its factorization.

1002202121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3550.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1002202121102 its reverse (2011212022001), we get a palindrome (3013414143103).

The spelling of 1002202121102 in words is "one trillion, two billion, two hundred two million, one hundred twenty-one thousand, one hundred two".