302120142121134 has 48 divisors (see below), whose sum is σ = 670584373883424. Its totient is φ = 98246784729600.

The previous prime is 302120142121013. The next prime is 302120142121151. The reversal of 302120142121134 is 431121241021203.

302120142121134 is a `hidden beast` number, since 3 + 0 + 2 + 1 + 20 + 1 + 421 + 211 + 3 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 302120142121098 and 302120142121107.

It is a congruent 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, 12174519 + ... + 27430989.

It is an arithmetic number, because the mean of its divisors is an integer number (13970507789238).

Almost surely, 2^{302120142121134} is an apocalyptic number.

302120142121134 is an abundant number, since it is smaller than the sum of its proper divisors (368464231762290).

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

302120142121134 is a wasteful number, since it uses less digits than its factorization.

302120142121134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15283353 (or 15283350 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 302120142121134 its reverse (431121241021203), we get a palindrome (733241383142337).

The spelling of 302120142121134 in words is "three hundred two trillion, one hundred twenty billion, one hundred forty-two million, one hundred twenty-one thousand, one hundred thirty-four".