221530672333043 has 4 divisors (see below), whose sum is σ = 221531807785320. Its totient is φ = 221529536880768.

The previous prime is 221530672333037. The next prime is 221530672333049. The reversal of 221530672333043 is 340333276035122.

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

It is an interprime number because it is at equal distance from previous prime (221530672333037) and next prime (221530672333049).

It is a cyclic number.

It is not a de Polignac number, because 221530672333043 - 2¹² = 221530672328947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 221530672332985 and 221530672333003.

It is not an unprimeable number, because it can be changed into a prime (221530672333049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 567433433 + ... + 567823706.

It is an arithmetic number, because the mean of its divisors is an integer number (55382951946330).

Almost surely, 2^{221530672333043} is an apocalyptic number.

221530672333043 is a deficient number, since it is larger than the sum of its proper divisors (1135452277).

221530672333043 is a wasteful number, since it uses less digits than its factorization.

221530672333043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135452276.

The product of its (nonzero) digits is 1632960, while the sum is 44.

The spelling of 221530672333043 in words is "two hundred twenty-one trillion, five hundred thirty billion, six hundred seventy-two million, three hundred thirty-three thousand, forty-three".