4212475772121 has 12 divisors (see below), whose sum is σ = 6349238845248. Its totient is φ = 2686216434264.

The previous prime is 4212475772119. The next prime is 4212475772129. The reversal of 4212475772121 is 1212775742124.

4212475772121 is a `hidden beast` number, since 4 + 2 + 12 + 47 + 577 + 2 + 1 + 21 = 666.

It is not a de Polignac number, because 4212475772121 - 2¹ = 4212475772119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4212475772129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10175062045 + ... + 10175062458.

It is an arithmetic number, because the mean of its divisors is an integer number (529103237104).

Almost surely, 2^{4212475772121} is an apocalyptic number.

It is an amenable number.

4212475772121 is a deficient number, since it is larger than the sum of its proper divisors (2136763073127).

4212475772121 is a wasteful number, since it uses less digits than its factorization.

4212475772121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20350124532 (or 20350124529 counting only the distinct ones).

The product of its digits is 439040, while the sum is 45.

The spelling of 4212475772121 in words is "four trillion, two hundred twelve billion, four hundred seventy-five million, seven hundred seventy-two thousand, one hundred twenty-one".