2102555533430 has 16 divisors (see below), whose sum is σ = 4128654502224. Its totient is φ = 764565648480.

The previous prime is 2102555533381. The next prime is 2102555533433. The reversal of 2102555533430 is 343355552012.

It is a super-2 number, since 2×2102555533430² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102555533433) by changing a digit.

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, 9557070497 + ... + 9557070716.

It is an arithmetic number, because the mean of its divisors is an integer number (258040906389).

Almost surely, 2^{2102555533430} is an apocalyptic number.

2102555533430 is a deficient number, since it is larger than the sum of its proper divisors (2026098968794).

2102555533430 is a wasteful number, since it uses less digits than its factorization.

2102555533430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19114141231.

The product of its (nonzero) digits is 270000, while the sum is 38.

The spelling of 2102555533430 in words is "two trillion, one hundred two billion, five hundred fifty-five million, five hundred thirty-three thousand, four hundred thirty".