10002120100202 has 8 divisors (see below), whose sum is σ = 15011374137312. Its totient is φ = 4998328721100.

The previous prime is 10002120100171. The next prime is 10002120100237. The reversal of 10002120100202 is 20200102120001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 1365659924 + ... + 1365667247.

It is an arithmetic number, because the mean of its divisors is an integer number (1876421767164).

Almost surely, 2^{10002120100202} is an apocalyptic number.

10002120100202 is a deficient number, since it is larger than the sum of its proper divisors (5009254037110).

10002120100202 is a wasteful number, since it uses less digits than its factorization.

10002120100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2731329004.

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

Adding to 10002120100202 its reverse (20200102120001), we get a palindrome (30202222220203).

The spelling of 10002120100202 in words is "ten trillion, two billion, one hundred twenty million, one hundred thousand, two hundred two".