50122212131312 has 20 divisors (see below), whose sum is σ = 97112276160576. Its totient is φ = 25060979573760.

The previous prime is 50122212131297. The next prime is 50122212131339. The reversal of 50122212131312 is 21313121222105.

It is a happy number.

It is a super-2 number, since 2×50122212131312² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4594673 + ... + 11016144.

Almost surely, 2^{50122212131312} is an apocalyptic number.

It is an amenable number.

50122212131312 is a deficient number, since it is larger than the sum of its proper divisors (46990064029264).

50122212131312 is a wasteful number, since it uses less digits than its factorization.

50122212131312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15811496 (or 15811490 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 50122212131312 its reverse (21313121222105), we get a palindrome (71435333353417).

The spelling of 50122212131312 in words is "fifty trillion, one hundred twenty-two billion, two hundred twelve million, one hundred thirty-one thousand, three hundred twelve".