11210201221000 has 128 divisors (see below), whose sum is σ = 26296842274560. Its totient is φ = 4472984256000.

The previous prime is 11210201220991. The next prime is 11210201221007. The reversal of 11210201221000 is 12210201211.

It is a super-2 number, since 2×11210201221000² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11210201221007) 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, 1147758117 + ... + 1147767883.

It is an arithmetic number, because the mean of its divisors is an integer number (205444080270).

Almost surely, 2^{11210201221000} is an apocalyptic number.

11210201221000 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 11210201221000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13148421137280).

11210201221000 is an abundant number, since it is smaller than the sum of its proper divisors (15086641053560).

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

11210201221000 is a wasteful number, since it uses less digits than its factorization.

11210201221000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12512 (or 12498 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11210201221000 its reverse (12210201211), we get a palindrome (11222411422211).

The spelling of 11210201221000 in words is "eleven trillion, two hundred ten billion, two hundred one million, two hundred twenty-one thousand".