242521151105 has 32 divisors (see below), whose sum is σ = 309686198400. Its totient is φ = 181691560960.

The previous prime is 242521151039. The next prime is 242521151113. The reversal of 242521151105 is 501151125242.

It is not a de Polignac number, because 242521151105 - 2¹² = 242521147009 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49180490 + ... + 49185420.

It is an arithmetic number, because the mean of its divisors is an integer number (9677693700).

Almost surely, 2^242521151105 is an apocalyptic number.

It is an amenable number.

242521151105 is a deficient number, since it is larger than the sum of its proper divisors (67165047295).

242521151105 is a wasteful number, since it uses less digits than its factorization.

242521151105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7729.

The product of its (nonzero) digits is 4000, while the sum is 29.

Adding to 242521151105 its reverse (501151125242), we get a palindrome (743672276347).

The spelling of 242521151105 in words is "two hundred forty-two billion, five hundred twenty-one million, one hundred fifty-one thousand, one hundred five".