20112220110002 has 8 divisors (see below), whose sum is σ = 30263498399916. Its totient is φ = 10024387310032.

The previous prime is 20112220109987. The next prime is 20112220110011. The reversal of 20112220110002 is 20001102221102.

It can be written as a sum of positive squares in 2 ways, for example, as 20008704125881 + 103515984121 = 4473109^2 + 321739^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15861371693 + ... + 15861372960.

Almost surely, 2^{20112220110002} is an apocalyptic number.

20112220110002 is a deficient number, since it is larger than the sum of its proper divisors (10151278289914).

20112220110002 is a wasteful number, since it uses less digits than its factorization.

20112220110002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31722744972.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20112220110002 its reverse (20001102221102), we get a palindrome (40113322331104).

The spelling of 20112220110002 in words is "twenty trillion, one hundred twelve billion, two hundred twenty million, one hundred ten thousand, two".