2120100002002 has 8 divisors (see below), whose sum is σ = 3180158945712. Its totient is φ = 1060047020100.

The previous prime is 2120100001979. The next prime is 2120100002003. The reversal of 2120100002002 is 2002000010212.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2120100002002.

It is not an unprimeable number, because it can be changed into a prime (2120100002003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458524 + ... + 2109607.

It is an arithmetic number, because the mean of its divisors is an integer number (397519868214).

Almost surely, 2^{2120100002002} is an apocalyptic number.

2120100002002 is a deficient number, since it is larger than the sum of its proper divisors (1060058943710).

2120100002002 is a wasteful number, since it uses less digits than its factorization.

2120100002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980904.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2120100002002 its reverse (2002000010212), we get a palindrome (4122100012214).

The spelling of 2120100002002 in words is "two trillion, one hundred twenty billion, one hundred million, two thousand, two".