2120210002102 has 8 divisors (see below), whose sum is σ = 3180747780000. Its totient is φ = 1059960742104.

The previous prime is 2120210002049. The next prime is 2120210002103. The reversal of 2120210002102 is 2012000120212.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120210002103) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 72111102 + ... + 72140497.

It is an arithmetic number, because the mean of its divisors is an integer number (397593472500).

Almost surely, 2^{2120210002102} is an apocalyptic number.

2120210002102 is a deficient number, since it is larger than the sum of its proper divisors (1060537777898).

2120210002102 is a wasteful number, since it uses less digits than its factorization.

2120210002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144258950.

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

Adding to 2120210002102 its reverse (2012000120212), we get a palindrome (4132210122314).

The spelling of 2120210002102 in words is "two trillion, one hundred twenty billion, two hundred ten million, two thousand, one hundred two".