20111101022010 has 16 divisors (see below), whose sum is σ = 48266642452896. Its totient is φ = 5362960272528.

The previous prime is 20111101022009. The next prime is 20111101022063. The reversal of 20111101022010 is 1022010111102.

It is a Curzon 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, 335185017004 + ... + 335185017063.

It is an arithmetic number, because the mean of its divisors is an integer number (3016665153306).

Almost surely, 2^{20111101022010} is an apocalyptic number.

20111101022010 is an abundant number, since it is smaller than the sum of its proper divisors (28155541430886).

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

20111101022010 is a wasteful number, since it uses less digits than its factorization.

20111101022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670370034077.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 20111101022010 its reverse (1022010111102), we get a palindrome (21133111133112).

The spelling of 20111101022010 in words is "twenty trillion, one hundred eleven billion, one hundred one million, twenty-two thousand, ten".