142241052250 has 128 divisors (see below), whose sum is σ = 295100133120. Its totient is φ = 50908000000.

The previous prime is 142241052067. The next prime is 142241052251. The reversal of 142241052250 is 52250142241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (142241052251) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49715820 + ... + 49718680.

It is an arithmetic number, because the mean of its divisors is an integer number (2305469790).

Almost surely, 2^142241052250 is an apocalyptic number.

142241052250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142241052250 is an abundant number, since it is smaller than the sum of its proper divisors (152859080870).

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

142241052250 is a wasteful number, since it uses less digits than its factorization.

142241052250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3169 (or 3159 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 142241052250 its reverse (52250142241), we get a palindrome (194491194491).

The spelling of 142241052250 in words is "one hundred forty-two billion, two hundred forty-one million, fifty-two thousand, two hundred fifty".