20212001101112 has 32 divisors (see below), whose sum is σ = 37994704171200. Its totient is φ = 10080097636224.

The previous prime is 20212001101109. The next prime is 20212001101163. The reversal of 20212001101112 is 21110110021202.

It is a super-2 number, since 2×20212001101112² (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 7 ways as a sum of consecutive naturals, for example, 8073314 + ... + 10276302.

It is an arithmetic number, because the mean of its divisors is an integer number (1187334505350).

Almost surely, 2^{20212001101112} is an apocalyptic number.

It is an amenable number.

20212001101112 is a deficient number, since it is larger than the sum of its proper divisors (17782703070088).

20212001101112 is a wasteful number, since it uses less digits than its factorization.

20212001101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205935 (or 2205931 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20212001101112 its reverse (21110110021202), we get a palindrome (41322111122314).

The spelling of 20212001101112 in words is "twenty trillion, two hundred twelve billion, one million, one hundred one thousand, one hundred twelve".