302123020102312 has 8 divisors (see below), whose sum is σ = 566480662691850. Its totient is φ = 151061510051152.

The previous prime is 302123020102297. The next prime is 302123020102349. The reversal of 302123020102312 is 213201020321203.

It can be written as a sum of positive squares in only one way, i.e., 239751345016836 + 62371675085476 = 15483906^2 + 7897574^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18882688756387 + ... + 18882688756402.

Almost surely, 2^{302123020102312} is an apocalyptic number.

It is an amenable number.

302123020102312 is a deficient number, since it is larger than the sum of its proper divisors (264357642589538).

302123020102312 is a wasteful number, since it uses less digits than its factorization.

302123020102312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37765377512795 (or 37765377512791 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 302123020102312 its reverse (213201020321203), we get a palindrome (515324040423515).

The spelling of 302123020102312 in words is "three hundred two trillion, one hundred twenty-three billion, twenty million, one hundred two thousand, three hundred twelve".