224031420202 has 4 divisors (see below), whose sum is σ = 336047130306. Its totient is φ = 112015710100.

The previous prime is 224031420187. The next prime is 224031420211. The reversal of 224031420202 is 202024130422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 202024130422 = 2 ⋅101012065211.

It can be written as a sum of positive squares in only one way, i.e., 219594394881 + 4437025321 = 468609^2 + 66611^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56007855049 + ... + 56007855052.

Almost surely, 2^224031420202 is an apocalyptic number.

224031420202 is a deficient number, since it is larger than the sum of its proper divisors (112015710104).

224031420202 is a wasteful number, since it uses less digits than its factorization.

224031420202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112015710103.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 224031420202 its reverse (202024130422), we get a palindrome (426055550624).

The spelling of 224031420202 in words is "two hundred twenty-four billion, thirty-one million, four hundred twenty thousand, two hundred two".