20112000102205 has 16 divisors (see below), whose sum is σ = 26344618812864. Its totient is φ = 14617918990080.

The previous prime is 20112000102199. The next prime is 20112000102251. The reversal of 20112000102205 is 50220100021102.

It is a happy number.

It is not a de Polignac number, because 20112000102205 - 2⁹ = 20112000101693 is a prime.

It is a super-2 number, since 2×20112000102205² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112286892 + ... + 112465861.

It is an arithmetic number, because the mean of its divisors is an integer number (1646538675804).

Almost surely, 2^{20112000102205} is an apocalyptic number.

It is an amenable number.

20112000102205 is a deficient number, since it is larger than the sum of its proper divisors (6232618710659).

20112000102205 is a wasteful number, since it uses less digits than its factorization.

20112000102205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224754396.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 20112000102205 its reverse (50220100021102), we get a palindrome (70332100123307).

The spelling of 20112000102205 in words is "twenty trillion, one hundred twelve billion, one hundred two thousand, two hundred five".