30202122112312 has 8 divisors (see below), whose sum is σ = 56628978960600. Its totient is φ = 15101061056152.

The previous prime is 30202122112297. The next prime is 30202122112369. The reversal of 30202122112312 is 21321122120203.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1887632632012 + ... + 1887632632027.

It is an arithmetic number, because the mean of its divisors is an integer number (7078622370075).

Almost surely, 2^{30202122112312} is an apocalyptic number.

It is an amenable number.

30202122112312 is a deficient number, since it is larger than the sum of its proper divisors (26426856848288).

30202122112312 is a wasteful number, since it uses less digits than its factorization.

30202122112312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3775265264045 (or 3775265264041 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 30202122112312 its reverse (21321122120203), we get a palindrome (51523244232515).

The spelling of 30202122112312 in words is "thirty trillion, two hundred two billion, one hundred twenty-two million, one hundred twelve thousand, three hundred twelve".