20111110010022 has 16 divisors (see below), whose sum is σ = 40227592384512. Its totient is φ = 6702807942600.

The previous prime is 20111110009999. The next prime is 20111110010087. The reversal of 20111110010022 is 22001001111102.

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, 223799854 + ... + 223889697.

It is an arithmetic number, because the mean of its divisors is an integer number (2514224524032).

Almost surely, 2^{20111110010022} is an apocalyptic number.

20111110010022 is an abundant number, since it is smaller than the sum of its proper divisors (20116482374490).

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

20111110010022 is a wasteful number, since it uses less digits than its factorization.

20111110010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447697043.

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

Adding to 20111110010022 its reverse (22001001111102), we get a palindrome (42112111121124).

The spelling of 20111110010022 in words is "twenty trillion, one hundred eleven billion, one hundred ten million, ten thousand, twenty-two".