10211114220 has 96 divisors (see below), whose sum is σ = 29398268928. Its totient is φ = 2646266112.

The previous prime is 10211114191. The next prime is 10211114227. The reversal of 10211114220 is 2241111201.

It is a super-2 number, since 2×10211114220² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10211114220.

It is not an unprimeable number, because it can be changed into a prime (10211114227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2357697 + ... + 2362023.

It is an arithmetic number, because the mean of its divisors is an integer number (306231968).

Almost surely, 2^10211114220 is an apocalyptic number.

10211114220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10211114220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14699134464).

10211114220 is an abundant number, since it is smaller than the sum of its proper divisors (19187154708).

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

10211114220 is a wasteful number, since it uses less digits than its factorization.

10211114220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5439 (or 5437 counting only the distinct ones).

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

Adding to 10211114220 its reverse (2241111201), we get a palindrome (12452225421).

The spelling of 10211114220 in words is "ten billion, two hundred eleven million, one hundred fourteen thousand, two hundred twenty".