223312201001 has 8 divisors (see below), whose sum is σ = 225701949000. Its totient is φ = 220928653440.

The previous prime is 223312200973. The next prime is 223312201033. The reversal of 223312201001 is 100102213322.

It can be written as a sum of positive squares in 4 ways, for example, as 162018325225 + 61293875776 = 402515^2 + 247576^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223312201001 is a prime.

It is a super-2 number, since 2×223312201001² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223312201201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1477676 + ... + 1621773.

It is an arithmetic number, because the mean of its divisors is an integer number (28212743625).

Almost surely, 2^223312201001 is an apocalyptic number.

It is an amenable number.

223312201001 is a deficient number, since it is larger than the sum of its proper divisors (2389747999).

223312201001 is a wasteful number, since it uses less digits than its factorization.

223312201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3100219.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 223312201001 its reverse (100102213322), we get a palindrome (323414414323).

The spelling of 223312201001 in words is "two hundred twenty-three billion, three hundred twelve million, two hundred one thousand, one".