224612272052421 has 16 divisors (see below), whose sum is σ = 326709699152448. Its totient is φ = 136128258144000.

The previous prime is 224612272052419. The next prime is 224612272052449. The reversal of 224612272052421 is 124250272216422.

It is not a de Polignac number, because 224612272052421 - 2¹ = 224612272052419 is a prime.

It is a super-2 number, since 2×224612272052421² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224612272052471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2070621 + ... + 21295821.

It is an arithmetic number, because the mean of its divisors is an integer number (20419356197028).

Almost surely, 2^{224612272052421} is an apocalyptic number.

It is an amenable number.

224612272052421 is a deficient number, since it is larger than the sum of its proper divisors (102097427100027).

224612272052421 is a wasteful number, since it uses less digits than its factorization.

224612272052421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19579252.

The product of its (nonzero) digits is 430080, while the sum is 42.

The spelling of 224612272052421 in words is "two hundred twenty-four trillion, six hundred twelve billion, two hundred seventy-two million, fifty-two thousand, four hundred twenty-one".