243121014006 has 32 divisors (see below), whose sum is σ = 554447926368. Its totient is φ = 70406085120.

The previous prime is 243121013983. The next prime is 243121014007. The reversal of 243121014006 is 600410121342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243121014007) 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, 91673265 + ... + 91675916.

It is an arithmetic number, because the mean of its divisors is an integer number (17326497699).

Almost surely, 2^243121014006 is an apocalyptic number.

243121014006 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

243121014006 is an abundant number, since it is smaller than the sum of its proper divisors (311326912362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243121014006 is a wasteful number, since it uses less digits than its factorization.

243121014006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183349216.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 243121014006 its reverse (600410121342), we get a palindrome (843531135348).

The spelling of 243121014006 in words is "two hundred forty-three billion, one hundred twenty-one million, fourteen thousand, six".