248420220242 has 8 divisors (see below), whose sum is σ = 381718875132. Its totient is φ = 121180595200.

The previous prime is 248420220203. The next prime is 248420220263. The reversal of 248420220242 is 242022024842.

It can be written as a sum of positive squares in 2 ways, for example, as 159257663041 + 89162557201 = 399071^2 + 298601^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 248420220199 and 248420220208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1514757359 + ... + 1514757522.

Almost surely, 2^248420220242 is an apocalyptic number.

248420220242 is a deficient number, since it is larger than the sum of its proper divisors (133298654890).

248420220242 is a wasteful number, since it uses less digits than its factorization.

248420220242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3029514924.

The product of its (nonzero) digits is 32768, while the sum is 32.

The spelling of 248420220242 in words is "two hundred forty-eight billion, four hundred twenty million, two hundred twenty thousand, two hundred forty-two".