47501210122 has 4 divisors (see below), whose sum is σ = 71251815186. Its totient is φ = 23750605060.

The previous prime is 47501210077. The next prime is 47501210173. The reversal of 47501210122 is 22101210574.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22101210574 = 2 ⋅11050605287.

It can be written as a sum of positive squares in only one way, i.e., 37091293281 + 10409916841 = 192591^2 + 102029^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11875302529 + ... + 11875302532.

Almost surely, 2^47501210122 is an apocalyptic number.

47501210122 is a deficient number, since it is larger than the sum of its proper divisors (23750605064).

47501210122 is a wasteful number, since it uses less digits than its factorization.

47501210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23750605063.

The product of its (nonzero) digits is 1120, while the sum is 25.

Adding to 47501210122 its reverse (22101210574), we get a palindrome (69602420696).

The spelling of 47501210122 in words is "forty-seven billion, five hundred one million, two hundred ten thousand, one hundred twenty-two".