11225252142 has 24 divisors (see below), whose sum is σ = 26192255544. Its totient is φ = 3453923664.

The previous prime is 11225252131. The next prime is 11225252177. The reversal of 11225252142 is 24125252211.

11225252142 is a `hidden beast` number, since 1 + 122 + 525 + 2 + 14 + 2 = 666.

11225252142 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23985348 + ... + 23985815.

It is an arithmetic number, because the mean of its divisors is an integer number (1091343981).

Almost surely, 2^11225252142 is an apocalyptic number.

11225252142 is an abundant number, since it is smaller than the sum of its proper divisors (14967003402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11225252142 is a wasteful number, since it uses less digits than its factorization.

11225252142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47971184 (or 47971181 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

It can be divided in two parts, 1122 and 5252142, that added together give a square (5253264 = 2292²).

The spelling of 11225252142 in words is "eleven billion, two hundred twenty-five million, two hundred fifty-two thousand, one hundred forty-two".