20201111400112 has 40 divisors (see below), whose sum is σ = 39254978926800. Its totient is φ = 10070798949120.

The previous prime is 20201111400007. The next prime is 20201111400209. The reversal of 20201111400112 is 21100411110202.

It is a super-2 number, since 2×20201111400112² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72022062 + ... + 72302002.

It is an arithmetic number, because the mean of its divisors is an integer number (981374473170).

Almost surely, 2^{20201111400112} is an apocalyptic number.

It is an amenable number.

20201111400112 is a deficient number, since it is larger than the sum of its proper divisors (19053867526688).

20201111400112 is a wasteful number, since it uses less digits than its factorization.

20201111400112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293221 (or 293215 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 20201111400112 its reverse (21100411110202), we get a palindrome (41301522510314).

The spelling of 20201111400112 in words is "twenty trillion, two hundred one billion, one hundred eleven million, four hundred thousand, one hundred twelve".