228067667611 has 4 divisors (see below), whose sum is σ = 260648762992. Its totient is φ = 195486572232.

The previous prime is 228067667609. The next prime is 228067667617. The reversal of 228067667611 is 116766760822.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 228067667611 - 2¹ = 228067667609 is a prime.

It is a super-2 number, since 2×228067667611² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (228067667617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16290547680 + ... + 16290547693.

It is an arithmetic number, because the mean of its divisors is an integer number (65162190748).

Almost surely, 2^228067667611 is an apocalyptic number.

228067667611 is a deficient number, since it is larger than the sum of its proper divisors (32581095381).

228067667611 is an equidigital number, since it uses as much as digits as its factorization.

228067667611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32581095380.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 228067667611 in words is "two hundred twenty-eight billion, sixty-seven million, six hundred sixty-seven thousand, six hundred eleven".