20012201011102 has 16 divisors (see below), whose sum is σ = 30722240756592. Its totient is φ = 9771542565120.

The previous prime is 20012201011087. The next prime is 20012201011111. The reversal of 20012201011102 is 20111010221002.

It is a super-2 number, since 2×20012201011102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21663123 + ... + 22568014.

It is an arithmetic number, because the mean of its divisors is an integer number (1920140047287).

Almost surely, 2^{20012201011102} is an apocalyptic number.

20012201011102 is a deficient number, since it is larger than the sum of its proper divisors (10710039745490).

20012201011102 is a wasteful number, since it uses less digits than its factorization.

20012201011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44236443.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20012201011102 its reverse (20111010221002), we get a palindrome (40123211232104).

The spelling of 20012201011102 in words is "twenty trillion, twelve billion, two hundred one million, eleven thousand, one hundred two".