120155301340 has 12 divisors (see below), whose sum is σ = 252326132856. Its totient is φ = 48062120528.

The previous prime is 120155301323. The next prime is 120155301347. The reversal of 120155301340 is 43103551021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120155301347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3003882514 + ... + 3003882553.

It is an arithmetic number, because the mean of its divisors is an integer number (21027177738).

Almost surely, 2^120155301340 is an apocalyptic number.

120155301340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120155301340 is an abundant number, since it is smaller than the sum of its proper divisors (132170831516).

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

120155301340 is a wasteful number, since it uses less digits than its factorization.

120155301340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6007765076 (or 6007765074 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 120155301340 its reverse (43103551021), we get a palindrome (163258852361).

The spelling of 120155301340 in words is "one hundred twenty billion, one hundred fifty-five million, three hundred one thousand, three hundred forty".