223212316001 has 2 divisors, whose sum is σ = 223212316002. Its totient is φ = 223212316000.

The previous prime is 223212315983. The next prime is 223212316069. The reversal of 223212316001 is 100613212322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222594296401 + 618019600 = 471799^2 + 24860^2 .

It is a cyclic number.

It is not a de Polignac number, because 223212316001 - 2¹⁴ = 223212299617 is a prime.

It is a super-3 number, since 3×223212316001³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223212366001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111606158000 + 111606158001.

It is an arithmetic number, because the mean of its divisors is an integer number (111606158001).

Almost surely, 2^223212316001 is an apocalyptic number.

It is an amenable number.

223212316001 is a deficient number, since it is larger than the sum of its proper divisors (1).

223212316001 is an equidigital number, since it uses as much as digits as its factorization.

223212316001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 223212316001 its reverse (100613212322), we get a palindrome (323825528323).

The spelling of 223212316001 in words is "two hundred twenty-three billion, two hundred twelve million, three hundred sixteen thousand, one".