2225145123 has 12 divisors (see below), whose sum is σ = 3288845560. Its totient is φ = 1448931456.

The previous prime is 2225145101. The next prime is 2225145133. The reversal of 2225145123 is 3215415222.

2225145123 is a `hidden beast` number, since 2 + 22 + 514 + 5 + 123 = 666.

It is not a de Polignac number, because 2225145123 - 2¹² = 2225141027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2225145133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2874478 + ... + 2875251.

Almost surely, 2^2225145123 is an apocalyptic number.

2225145123 is a deficient number, since it is larger than the sum of its proper divisors (1063700437).

2225145123 is a wasteful number, since it uses less digits than its factorization.

2225145123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5749778 (or 5749775 counting only the distinct ones).

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

The square root of 2225145123 is about 47171.4439359238. The cubic root of 2225145123 is about 1305.5277682108.

The spelling of 2225145123 in words is "two billion, two hundred twenty-five million, one hundred forty-five thousand, one hundred twenty-three".