2120102222002 has 8 divisors (see below), whose sum is σ = 3180160982700. Its totient is φ = 1060048561104.

The previous prime is 2120102221997. The next prime is 2120102222003. The reversal of 2120102222002 is 2002222010212.

It can be written as a sum of positive squares in 2 ways, for example, as 2042243923041 + 77858298961 = 1429071^2 + 279031^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2120102222003) 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, 32524 + ... + 2059432.

Almost surely, 2^{2120102222002} is an apocalyptic number.

2120102222002 is a deficient number, since it is larger than the sum of its proper divisors (1060058760698).

2120102222002 is a wasteful number, since it uses less digits than its factorization.

2120102222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2549900.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2120102222002 its reverse (2002222010212), we get a palindrome (4122324232214).

The spelling of 2120102222002 in words is "two trillion, one hundred twenty billion, one hundred two million, two hundred twenty-two thousand, two".