120255244240340 has 48 divisors (see below), whose sum is σ = 275502077988480. Its totient is φ = 43727870878080.

The previous prime is 120255244240301. The next prime is 120255244240421. The reversal of 120255244240340 is 43042442552021.

It is a super-2 number, since 2×120255244240340² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120255244240294 and 120255244240303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 798167 + ... + 15528926.

It is an arithmetic number, because the mean of its divisors is an integer number (5739626624760).

Almost surely, 2^{120255244240340} is an apocalyptic number.

120255244240340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120255244240340 is an abundant number, since it is smaller than the sum of its proper divisors (155246833748140).

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

120255244240340 is a wasteful number, since it uses less digits than its factorization.

120255244240340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16360592 (or 16360590 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 120255244240340 its reverse (43042442552021), we get a palindrome (163297686792361).

The spelling of 120255244240340 in words is "one hundred twenty trillion, two hundred fifty-five billion, two hundred forty-four million, two hundred forty thousand, three hundred forty".