242320021113 has 16 divisors (see below), whose sum is σ = 353895367680. Its totient is φ = 146801039616.

The previous prime is 242320021103. The next prime is 242320021121. The reversal of 242320021113 is 311120023242.

It is not a de Polignac number, because 242320021113 - 2⁸ = 242320020857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242320021113.

It is not an unprimeable number, because it can be changed into a prime (242320021103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81918745 + ... + 81921702.

It is an arithmetic number, because the mean of its divisors is an integer number (22118460480).

Almost surely, 2^242320021113 is an apocalyptic number.

It is an amenable number.

242320021113 is a deficient number, since it is larger than the sum of its proper divisors (111575346567).

242320021113 is a wasteful number, since it uses less digits than its factorization.

242320021113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163840496.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 242320021113 its reverse (311120023242), we get a palindrome (553440044355).

The spelling of 242320021113 in words is "two hundred forty-two billion, three hundred twenty million, twenty-one thousand, one hundred thirteen".