20411104412012 has 12 divisors (see below), whose sum is σ = 35750145912936. Its totient is φ = 10196777008320.

The previous prime is 20411104411991. The next prime is 20411104412021. The reversal of 20411104412012 is 21021440111402.

It is a super-2 number, since 2×20411104412012² (a number of 27 digits) contains 22 as substring.

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, 2193794189 + ... + 2193803492.

It is an arithmetic number, because the mean of its divisors is an integer number (2979178826078).

Almost surely, 2^{20411104412012} is an apocalyptic number.

It is an amenable number.

20411104412012 is a deficient number, since it is larger than the sum of its proper divisors (15339041500924).

20411104412012 is a wasteful number, since it uses less digits than its factorization.

20411104412012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4387598848 (or 4387598846 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 20411104412012 its reverse (21021440111402), we get a palindrome (41432544523414).

The spelling of 20411104412012 in words is "twenty trillion, four hundred eleven billion, one hundred four million, four hundred twelve thousand, twelve".