250001021342 has 16 divisors (see below), whose sum is σ = 376700224320. Its totient is φ = 124434640512.

The previous prime is 250001021341. The next prime is 250001021377. The reversal of 250001021342 is 243120100052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250001021341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1322978 + ... + 1500090.

It is an arithmetic number, because the mean of its divisors is an integer number (23543764020).

Almost surely, 2^250001021342 is an apocalyptic number.

250001021342 is a deficient number, since it is larger than the sum of its proper divisors (126699202978).

250001021342 is a wasteful number, since it uses less digits than its factorization.

250001021342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180307.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 250001021342 its reverse (243120100052), we get a palindrome (493121121394).

The spelling of 250001021342 in words is "two hundred fifty billion, one million, twenty-one thousand, three hundred forty-two".