342120040130 has 128 divisors (see below), whose sum is σ = 697635348480. Its totient is φ = 119728800000.

The previous prime is 342120040079. The next prime is 342120040139. The reversal of 342120040130 is 31040021243.

It is a super-2 number, since 2×342120040130² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (342120040139) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 78845501 + ... + 78849839.

It is an arithmetic number, because the mean of its divisors is an integer number (5450276160).

Almost surely, 2^342120040130 is an apocalyptic number.

342120040130 is an abundant number, since it is smaller than the sum of its proper divisors (355515308350).

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

342120040130 is a wasteful number, since it uses less digits than its factorization.

342120040130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4656.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 342120040130 its reverse (31040021243), we get a palindrome (373160061373).

The spelling of 342120040130 in words is "three hundred forty-two billion, one hundred twenty million, forty thousand, one hundred thirty".