228074115331 has 2 divisors, whose sum is σ = 228074115332. Its totient is φ = 228074115330.

The previous prime is 228074115271. The next prime is 228074115349. The reversal of 228074115331 is 133511470822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 228074115331 - 2¹³ = 228074107139 is a prime.

It is a super-2 number, since 2×228074115331² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (228074115431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114037057665 + 114037057666.

It is an arithmetic number, because the mean of its divisors is an integer number (114037057666).

Almost surely, 2^228074115331 is an apocalyptic number.

228074115331 is a deficient number, since it is larger than the sum of its proper divisors (1).

228074115331 is an equidigital number, since it uses as much as digits as its factorization.

228074115331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 228074115331 in words is "two hundred twenty-eight billion, seventy-four million, one hundred fifteen thousand, three hundred thirty-one".