20002211122113 has 24 divisors (see below), whose sum is σ = 31591427081760. Its totient is φ = 12094555512960.

The previous prime is 20002211122111. The next prime is 20002211122139. The reversal of 20002211122113 is 31122111220002.

20002211122113 is a `hidden beast` number, since 200 + 0 + 221 + 11 + 221 + 13 = 666.

It is not a de Polignac number, because 20002211122113 - 2¹ = 20002211122111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20002211122111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 233262603 + ... + 233348336.

It is an arithmetic number, because the mean of its divisors is an integer number (1316309461740).

Almost surely, 2^{20002211122113} is an apocalyptic number.

It is an amenable number.

20002211122113 is a deficient number, since it is larger than the sum of its proper divisors (11589215959647).

20002211122113 is a wasteful number, since it uses less digits than its factorization.

20002211122113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466611389 (or 466611386 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 20002211122113 its reverse (31122111220002), we get a palindrome (51124322342115).

The spelling of 20002211122113 in words is "twenty trillion, two billion, two hundred eleven million, one hundred twenty-two thousand, one hundred thirteen".