22211220110010 has 64 divisors (see below), whose sum is σ = 53389133372160. Its totient is φ = 5913860336640.

The previous prime is 22211220109957. The next prime is 22211220110017. The reversal of 22211220110010 is 1001102211222.

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

It is not an unprimeable number, because it can be changed into a prime (22211220110017) 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, 171818259 + ... + 171947481.

It is an arithmetic number, because the mean of its divisors is an integer number (834205208940).

Almost surely, 2^{22211220110010} is an apocalyptic number.

22211220110010 is an abundant number, since it is smaller than the sum of its proper divisors (31177913262150).

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

22211220110010 is a wasteful number, since it uses less digits than its factorization.

22211220110010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138023.

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

Adding to 22211220110010 its reverse (1001102211222), we get a palindrome (23212322321232).

The spelling of 22211220110010 in words is "twenty-two trillion, two hundred eleven billion, two hundred twenty million, one hundred ten thousand, ten".