20011011122022 has 16 divisors (see below), whose sum is σ = 40022115622320. Its totient is φ = 6670321477632.

The previous prime is 20011011122009. The next prime is 20011011122027. The reversal of 20011011122022 is 22022111011002.

It is a super-2 number, since 2×20011011122022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20011011121992 and 20011011122010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20011011122027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 931747 + ... + 6394542.

It is an arithmetic number, because the mean of its divisors is an integer number (2501382226395).

Almost surely, 2^{20011011122022} is an apocalyptic number.

20011011122022 is an abundant number, since it is smaller than the sum of its proper divisors (20011104500298).

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

20011011122022 is a wasteful number, since it uses less digits than its factorization.

20011011122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7781527.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20011011122022 its reverse (22022111011002), we get a palindrome (42033122133024).

The spelling of 20011011122022 in words is "twenty trillion, eleven billion, eleven million, one hundred twenty-two thousand, twenty-two".