20112021111022 has 8 divisors (see below), whose sum is σ = 30168241223400. Its totient is φ = 10055940703224.

The previous prime is 20112021110999. The next prime is 20112021111089. The reversal of 20112021111022 is 22011112021102.

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

It is a junction number, because it is equal to n+sod(n) for n = 20112021110987 and 20112021111005.

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, 34565497 + ... + 35142532.

It is an arithmetic number, because the mean of its divisors is an integer number (3771030152925).

Almost surely, 2^{20112021111022} is an apocalyptic number.

20112021111022 is a deficient number, since it is larger than the sum of its proper divisors (10056220112378).

20112021111022 is a wasteful number, since it uses less digits than its factorization.

20112021111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69852290.

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

Adding to 20112021111022 its reverse (22011112021102), we get a palindrome (42123133132124).

The spelling of 20112021111022 in words is "twenty trillion, one hundred twelve billion, twenty-one million, one hundred eleven thousand, twenty-two".