120342100338 has 48 divisors (see below), whose sum is σ = 261886996800. Its totient is φ = 39937942752.

The previous prime is 120342100327. The next prime is 120342100357. The reversal of 120342100338 is 833001243021.

120342100338 is a `hidden beast` number, since 1 + 203 + 421 + 0 + 0 + 3 + 38 = 666.

It is a super-2 number, since 2×120342100338² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9220045 + ... + 9233087.

It is an arithmetic number, because the mean of its divisors is an integer number (5455979100).

Almost surely, 2^120342100338 is an apocalyptic number.

120342100338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

120342100338 is an abundant number, since it is smaller than the sum of its proper divisors (141544896462).

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

120342100338 is a wasteful number, since it uses less digits than its factorization.

120342100338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15263 (or 15260 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 120342100338 its reverse (833001243021), we get a palindrome (953343343359).

The spelling of 120342100338 in words is "one hundred twenty billion, three hundred forty-two million, one hundred thousand, three hundred thirty-eight".