20112212101102 has 8 divisors (see below), whose sum is σ = 32910892529112. Its totient is φ = 9141914591400.

The previous prime is 20112212101099. The next prime is 20112212101117. The reversal of 20112212101102 is 20110121221102.

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

It is a super-2 number, since 2×20112212101102² (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 3 ways as a sum of consecutive naturals, for example, 457095729549 + ... + 457095729592.

It is an arithmetic number, because the mean of its divisors is an integer number (4113861566139).

Almost surely, 2^{20112212101102} is an apocalyptic number.

20112212101102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20112212101102 is a deficient number, since it is larger than the sum of its proper divisors (12798680428010).

20112212101102 is a wasteful number, since it uses less digits than its factorization.

20112212101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914191459154.

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

Adding to 20112212101102 its reverse (20110121221102), we get a palindrome (40222333322204).

The spelling of 20112212101102 in words is "twenty trillion, one hundred twelve billion, two hundred twelve million, one hundred one thousand, one hundred two".