2271125601 has 16 divisors (see below), whose sum is σ = 3455568000. Its totient is φ = 1473161904.

The previous prime is 2271125581. The next prime is 2271125603. The reversal of 2271125601 is 1065211722.

2271125601 is a `hidden beast` number, since 2 + 27 + 11 + 25 + 601 = 666.

It is not a de Polignac number, because 2271125601 - 2¹⁸ = 2270863457 is a prime.

It is a super-2 number, since 2×2271125601² = 10316022991035222402, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (2271125603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1135701 + ... + 1137698.

It is an arithmetic number, because the mean of its divisors is an integer number (215973000).

Almost surely, 2^2271125601 is an apocalyptic number.

It is an amenable number.

2271125601 is a deficient number, since it is larger than the sum of its proper divisors (1184442399).

2271125601 is a wasteful number, since it uses less digits than its factorization.

2271125601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273445 (or 2273439 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 2271125601 is about 47656.3280268214. The cubic root of 2271125601 is about 1314.4590200075.

The spelling of 2271125601 in words is "two billion, two hundred seventy-one million, one hundred twenty-five thousand, six hundred one".