2102202130970 has 16 divisors (see below), whose sum is σ = 3886233129288. Its totient is φ = 818154342720.

The previous prime is 2102202130969. The next prime is 2102202130997. The reversal of 2102202130970 is 790312022012.

It can be written as a sum of positive squares in 4 ways, for example, as 2028433941361 + 73768189609 = 1424231^2 + 271603^2 .

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 7 ways as a sum of consecutive naturals, for example, 2840813321 + ... + 2840814060.

Almost surely, 2^{2102202130970} is an apocalyptic number.

2102202130970 is a deficient number, since it is larger than the sum of its proper divisors (1784030998318).

2102202130970 is a wasteful number, since it uses less digits than its factorization.

2102202130970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5681627425.

The product of its (nonzero) digits is 3024, while the sum is 29.

Adding to 2102202130970 its reverse (790312022012), we get a palindrome (2892514152982).

The spelling of 2102202130970 in words is "two trillion, one hundred two billion, two hundred two million, one hundred thirty thousand, nine hundred seventy".