248274267121 has 4 divisors (see below), whose sum is σ = 249304451044. Its totient is φ = 247244083200.

The previous prime is 248274267107. The next prime is 248274267127. The reversal of 248274267121 is 121762472842.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 121762472842 = 2 ⋅60881236421.

It can be written as a sum of positive squares in 2 ways, for example, as 160551674721 + 87722592400 = 400689^2 + 296180^2 .

It is a cyclic number.

It is not a de Polignac number, because 248274267121 - 2⁷ = 248274266993 is a prime.

It is a super-2 number, since 2×248274267121² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (248274267127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515091600 + ... + 515092081.

It is an arithmetic number, because the mean of its divisors is an integer number (62326112761).

Almost surely, 2^248274267121 is an apocalyptic number.

It is an amenable number.

248274267121 is a deficient number, since it is larger than the sum of its proper divisors (1030183923).

248274267121 is a wasteful number, since it uses less digits than its factorization.

248274267121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030183922.

The product of its digits is 602112, while the sum is 46.

The spelling of 248274267121 in words is "two hundred forty-eight billion, two hundred seventy-four million, two hundred sixty-seven thousand, one hundred twenty-one".