22120220210 has 64 divisors (see below), whose sum is σ = 43990262784. Its totient is φ = 7941604800.

The previous prime is 22120220189. The next prime is 22120220231. The reversal of 22120220210 is 1202202122.

It is an interprime number because it is at equal distance from previous prime (22120220189) and next prime (22120220231).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3657449 + ... + 3663491.

It is an arithmetic number, because the mean of its divisors is an integer number (687347856).

Almost surely, 2^22120220210 is an apocalyptic number.

22120220210 is a deficient number, since it is larger than the sum of its proper divisors (21870042574).

22120220210 is a wasteful number, since it uses less digits than its factorization.

22120220210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6479.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22120220210 its reverse (1202202122), we get a palindrome (23322422332).

It can be divided in two parts, 2 and 2120220210, that added together give a palindrome (2120220212).

The spelling of 22120220210 in words is "twenty-two billion, one hundred twenty million, two hundred twenty thousand, two hundred ten".