10002002121202 has 32 divisors (see below), whose sum is σ = 18466043904000. Its totient is φ = 3956662600128.

The previous prime is 10002002120987. The next prime is 10002002121211. The reversal of 10002002121202 is 20212120020001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3000424 + ... + 5385772.

It is an arithmetic number, because the mean of its divisors is an integer number (577063872000).

Almost surely, 2^{10002002121202} is an apocalyptic number.

10002002121202 is a deficient number, since it is larger than the sum of its proper divisors (8464041782798).

10002002121202 is a wasteful number, since it uses less digits than its factorization.

10002002121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2408410.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10002002121202 its reverse (20212120020001), we get a palindrome (30214122141203).

The spelling of 10002002121202 in words is "ten trillion, two billion, two million, one hundred twenty-one thousand, two hundred two".