253160235122 has 4 divisors (see below), whose sum is σ = 379740352686. Its totient is φ = 126580117560.

The previous prime is 253160235113. The next prime is 253160235143. The reversal of 253160235122 is 221532061352.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 252969767521 + 190467601 = 502961^2 + 13801^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63290058779 + ... + 63290058782.

Almost surely, 2^253160235122 is an apocalyptic number.

253160235122 is a deficient number, since it is larger than the sum of its proper divisors (126580117564).

253160235122 is a wasteful number, since it uses less digits than its factorization.

253160235122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126580117563.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 253160235122 its reverse (221532061352), we get a palindrome (474692296474).

The spelling of 253160235122 in words is "two hundred fifty-three billion, one hundred sixty million, two hundred thirty-five thousand, one hundred twenty-two".