20011011212022 has 32 divisors (see below), whose sum is σ = 40078205291520. Its totient is φ = 6660974544000.

The previous prime is 20011011211987. The next prime is 20011011212039. The reversal of 20011011212022 is 22021211011002.

It is a junction number, because it is equal to n+sod(n) for n = 20011011211992 and 20011011212010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65269678 + ... + 65575550.

It is an arithmetic number, because the mean of its divisors is an integer number (1252443915360).

Almost surely, 2^{20011011212022} is an apocalyptic number.

20011011212022 is an abundant number, since it is smaller than the sum of its proper divisors (20067194079498).

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

20011011212022 is a wasteful number, since it uses less digits than its factorization.

20011011212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321148.

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

Adding to 20011011212022 its reverse (22021211011002), we get a palindrome (42032222223024).

It can be divided in two parts, 2001101 and 1212022, that added together give a palindrome (3213123).

The spelling of 20011011212022 in words is "twenty trillion, eleven billion, eleven million, two hundred twelve thousand, twenty-two".