2213121230001 has 40 divisors (see below), whose sum is σ = 3606766536384. Its totient is φ = 1341211733280.

The previous prime is 2213121229997. The next prime is 2213121230029. The reversal of 2213121230001 is 1000321213122.

2213121230001 is a `hidden beast` number, since 22 + 131 + 212 + 300 + 0 + 1 = 666.

It is not a de Polignac number, because 2213121230001 - 2² = 2213121229997 is a prime.

It is a super-2 number, since 2×2213121230001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2213121238001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 19149676 + ... + 19264898.

Almost surely, 2^{2213121230001} is an apocalyptic number.

It is an amenable number.

2213121230001 is a deficient number, since it is larger than the sum of its proper divisors (1393645306383).

2213121230001 is a wasteful number, since it uses less digits than its factorization.

2213121230001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136803 (or 136794 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2213121230001 its reverse (1000321213122), we get a palindrome (3213442443123).

The spelling of 2213121230001 in words is "two trillion, two hundred thirteen billion, one hundred twenty-one million, two hundred thirty thousand, one".