22220221022010 has 48 divisors (see below), whose sum is σ = 63024626901600. Its totient is φ = 5386720247520.

The previous prime is 22220221021981. The next prime is 22220221022047. The reversal of 22220221022010 is 1022012202222.

22220221022010 is a `hidden beast` number, since 2 + 2 + 220 + 2 + 210 + 220 + 10 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11222332860 + ... + 11222334839.

It is an arithmetic number, because the mean of its divisors is an integer number (1313013060450).

Almost surely, 2^{22220221022010} is an apocalyptic number.

22220221022010 is an abundant number, since it is smaller than the sum of its proper divisors (40804405879590).

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

22220221022010 is a wasteful number, since it uses less digits than its factorization.

22220221022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22444667723 (or 22444667720 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22220221022010 its reverse (1022012202222), we get a palindrome (23242233224232).

It can be divided in two parts, 222202 and 21022010, that added together give a palindrome (21244212).

The spelling of 22220221022010 in words is "twenty-two trillion, two hundred twenty billion, two hundred twenty-one million, twenty-two thousand, ten".