242770121000446 has 32 divisors (see below), whose sum is σ = 405702714483360. Its totient is φ = 108180674872704.

The previous prime is 242770121000441. The next prime is 242770121000489. The reversal of 242770121000446 is 644000121077242.

It is a junction number, because it is equal to n+sod(n) for n = 242770121000399 and 242770121000408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242770121000441) 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, 19390936 + ... + 29352148.

It is an arithmetic number, because the mean of its divisors is an integer number (12678209827605).

Almost surely, 2^{242770121000446} is an apocalyptic number.

242770121000446 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

242770121000446 is a deficient number, since it is larger than the sum of its proper divisors (162932593482914).

242770121000446 is a wasteful number, since it uses less digits than its factorization.

242770121000446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9993580.

The product of its (nonzero) digits is 150528, while the sum is 40.

Adding to 242770121000446 its reverse (644000121077242), we get a palindrome (886770242077688).

The spelling of 242770121000446 in words is "two hundred forty-two trillion, seven hundred seventy billion, one hundred twenty-one million, four hundred forty-six", and thus it is an aban number.