20111000011102 has 96 divisors (see below), whose sum is σ = 42126572500992. Its totient is φ = 6999413256000.

The previous prime is 20111000011019. The next prime is 20111000011121.

20111000011102 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14046724 + ... + 15412087.

It is an arithmetic number, because the mean of its divisors is an integer number (438818463552).

Almost surely, 2^{20111000011102} is an apocalyptic number.

20111000011102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20111000011102 is an abundant number, since it is smaller than the sum of its proper divisors (22015572489890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20111000011102 is a wasteful number, since it uses less digits than its factorization.

20111000011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29458886 (or 29458875 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

It can be divided in two parts, 201110000 and 11102, that added together give a palindrome (201121102).

The spelling of 20111000011102 in words is "twenty trillion, one hundred eleven billion, eleven thousand, one hundred two".