211220020013022 has 96 divisors (see below), whose sum is σ = 482391662145120. Its totient is φ = 69249836113920.

The previous prime is 211220020013021. The next prime is 211220020013053. The reversal of 211220020013022 is 220310020022112.

211220020013022 is a `hidden beast` number, since 2 + 112 + 200 + 200 + 130 + 22 = 666.

211220020013022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×211220020013022³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 211220020012986 and 211220020013004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211220020013021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 876482098 + ... + 876723050.

It is an arithmetic number, because the mean of its divisors is an integer number (5024913147345).

Almost surely, 2^{211220020013022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211220020013022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241195831072560).

211220020013022 is an abundant number, since it is smaller than the sum of its proper divisors (271171642132098).

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

211220020013022 is a wasteful number, since it uses less digits than its factorization.

211220020013022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270600 (or 270588 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 211220020013022 its reverse (220310020022112), we get a palindrome (431530040035134).

The spelling of 211220020013022 in words is "two hundred eleven trillion, two hundred twenty billion, twenty million, thirteen thousand, twenty-two".