228024115213 has 2 divisors, whose sum is σ = 228024115214. Its totient is φ = 228024115212.

The previous prime is 228024115211. The next prime is 228024115229. The reversal of 228024115213 is 312511420822.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186311363044 + 41712752169 = 431638^2 + 204237^2 .

It is a cyclic number.

It is not a de Polignac number, because 228024115213 - 2¹ = 228024115211 is a prime.

Together with 228024115211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228024115211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114012057606 + 114012057607.

It is an arithmetic number, because the mean of its divisors is an integer number (114012057607).

Almost surely, 2^228024115213 is an apocalyptic number.

It is an amenable number.

228024115213 is a deficient number, since it is larger than the sum of its proper divisors (1).

228024115213 is an equidigital number, since it uses as much as digits as its factorization.

228024115213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 31.

The spelling of 228024115213 in words is "two hundred twenty-eight billion, twenty-four million, one hundred fifteen thousand, two hundred thirteen".