210025500043 has 4 divisors (see below), whose sum is σ = 222379941240. Its totient is φ = 197671058848.

The previous prime is 210025500023. The next prime is 210025500049. The reversal of 210025500043 is 340005520012.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 210025500043 - 2⁹ = 210025499531 is a prime.

It is a super-2 number, since 2×210025500043² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210025499987 and 210025500023.

It is not an unprimeable number, because it can be changed into a prime (210025500049) 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, 6177220573 + ... + 6177220606.

It is an arithmetic number, because the mean of its divisors is an integer number (55594985310).

Almost surely, 2^210025500043 is an apocalyptic number.

210025500043 is a deficient number, since it is larger than the sum of its proper divisors (12354441197).

210025500043 is a wasteful number, since it uses less digits than its factorization.

210025500043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12354441196.

The product of its (nonzero) digits is 1200, while the sum is 22.

The spelling of 210025500043 in words is "two hundred ten billion, twenty-five million, five hundred thousand, forty-three".