2130100306450 has 12 divisors (see below), whose sum is σ = 3961986570090. Its totient is φ = 852040122560.

The previous prime is 2130100306421. The next prime is 2130100306487. The reversal of 2130100306450 is 546030010312.

It can be written as a sum of positive squares in 3 ways, for example, as 1639605981841 + 490494324609 = 1280471^2 + 700353^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21301003015 + ... + 21301003114.

Almost surely, 2^{2130100306450} is an apocalyptic number.

2130100306450 is a deficient number, since it is larger than the sum of its proper divisors (1831886263640).

2130100306450 is a wasteful number, since it uses less digits than its factorization.

2130100306450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42602006141 (or 42602006136 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 2130100306450 its reverse (546030010312), we get a palindrome (2676130316762).

The spelling of 2130100306450 in words is "two trillion, one hundred thirty billion, one hundred million, three hundred six thousand, four hundred fifty".