2231541200025 has 96 divisors (see below), whose sum is σ = 4273061367680. Its totient is φ = 1140704674560.

The previous prime is 2231541199999. The next prime is 2231541200071. The reversal of 2231541200025 is 5200021451322.

2231541200025 is a `hidden beast` number, since 223 + 1 + 5 + 412 + 0 + 0 + 0 + 25 = 666.

It is not a de Polignac number, because 2231541200025 - 2⁶ = 2231541199961 is a prime.

It is a super-3 number, since 3×2231541200025³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1006527 + ... + 2340123.

Almost surely, 2^{2231541200025} is an apocalyptic number.

2231541200025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2231541200025 is a deficient number, since it is larger than the sum of its proper divisors (2041520167655).

2231541200025 is a wasteful number, since it uses less digits than its factorization.

2231541200025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333720 (or 1333709 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 2231541200025 its reverse (5200021451322), we get a palindrome (7431562651347).

The spelling of 2231541200025 in words is "two trillion, two hundred thirty-one billion, five hundred forty-one million, two hundred thousand, twenty-five".