2210113356025 has 27 divisors (see below), whose sum is σ = 2779278848679. Its totient is φ = 1743442110720.

The previous prime is 2210113355999. The next prime is 2210113356029. The reversal of 2210113356025 is 5206533110122.

The square root of 2210113356025 is 1486645.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 2064155738089 + 145957617936 = 1436717^2 + 382044^2 .

It is not a de Polignac number, because 2210113356025 - 2³¹ = 2207965872377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2210113356029) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 542623389 + ... + 542627461.

Almost surely, 2^{2210113356025} is an apocalyptic number.

2210113356025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2210113356025 is the 1486645-th square number.

2210113356025 is the 743323-rd centered octagonal number.

It is an amenable number.

2210113356025 is a deficient number, since it is larger than the sum of its proper divisors (569165492654).

2210113356025 is an frugal number, since it uses more digits than its factorization.

2210113356025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8302 (or 4151 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 2210113356025 its reverse (5206533110122), we get a palindrome (7416646466147).

The spelling of 2210113356025 in words is "two trillion, two hundred ten billion, one hundred thirteen million, three hundred fifty-six thousand, twenty-five".