11222212202010 has 144 divisors (see below), whose sum is σ = 30998507338656. Its totient is φ = 2816241163776.

The previous prime is 11222212202009. The next prime is 11222212202017. The reversal of 11222212202010 is 1020221222211.

It is a happy number.

11222212202010 is a `hidden beast` number, since 1 + 1 + 22 + 221 + 220 + 201 + 0 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (11222212202017) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 310099137 + ... + 310135323.

It is an arithmetic number, because the mean of its divisors is an integer number (215267412074).

Almost surely, 2^{11222212202010} is an apocalyptic number.

11222212202010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11222212202010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15499253669328).

11222212202010 is an abundant number, since it is smaller than the sum of its proper divisors (19776295136646).

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

11222212202010 is a wasteful number, since it uses less digits than its factorization.

11222212202010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48157 (or 48137 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11222212202010 its reverse (1020221222211), we get a palindrome (12242433424221).

The spelling of 11222212202010 in words is "eleven trillion, two hundred twenty-two billion, two hundred twelve million, two hundred two thousand, ten".