223070056380901 has 4 divisors (see below), whose sum is σ = 228510789463404. Its totient is φ = 217629323298400.

The previous prime is 223070056380833. The next prime is 223070056380911. The reversal of 223070056380901 is 109083650070322.

It is a Cunningham number, because it is equal to 14935530²+1.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10748758960900 + 212321297420001 = 3278530^2 + 14571249^2 .

It is a cyclic number.

It is not a de Polignac number, because 223070056380901 - 2⁹ = 223070056380389 is a prime.

It is a super-3 number, since 3×223070056380901³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223070056380911) 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, 2720366541190 + ... + 2720366541271.

It is an arithmetic number, because the mean of its divisors is an integer number (57127697365851).

Almost surely, 2^{223070056380901} is an apocalyptic number.

It is an amenable number.

223070056380901 is a deficient number, since it is larger than the sum of its proper divisors (5440733082503).

223070056380901 is an equidigital number, since it uses as much as digits as its factorization.

223070056380901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5440733082502.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 223070056380901 in words is "two hundred twenty-three trillion, seventy billion, fifty-six million, three hundred eighty thousand, nine hundred one".