222002322001213 has 4 divisors (see below), whose sum is σ = 239079423693628. Its totient is φ = 204925220308800.

The previous prime is 222002322001183. The next prime is 222002322001259. The reversal of 222002322001213 is 312100223200222.

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 147946280442489 + 74056041558724 = 12163317^2 + 8605582^2 .

It is a cyclic number.

It is not a de Polignac number, because 222002322001213 - 2²¹ = 222002319904061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222002322001813) 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, 8538550846188 + ... + 8538550846213.

It is an arithmetic number, because the mean of its divisors is an integer number (59769855923407).

Almost surely, 2^{222002322001213} is an apocalyptic number.

It is an amenable number.

222002322001213 is a deficient number, since it is larger than the sum of its proper divisors (17077101692415).

222002322001213 is a wasteful number, since it uses less digits than its factorization.

222002322001213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17077101692414.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 222002322001213 its reverse (312100223200222), we get a palindrome (534102545201435).

The spelling of 222002322001213 in words is "two hundred twenty-two trillion, two billion, three hundred twenty-two million, one thousand, two hundred thirteen".