22120220010210 has 64 divisors (see below), whose sum is σ = 61527147208704. Its totient is φ = 4984838308800.

The previous prime is 22120220010199. The next prime is 22120220010233. The reversal of 22120220010210 is 1201002202122.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22120220010210.

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, 741776506 + ... + 741806325.

It is an arithmetic number, because the mean of its divisors is an integer number (961361675136).

Almost surely, 2^{22120220010210} is an apocalyptic number.

22120220010210 is an abundant number, since it is smaller than the sum of its proper divisors (39406927198494).

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

22120220010210 is a wasteful number, since it uses less digits than its factorization.

22120220010210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483582919.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22120220010210 its reverse (1201002202122), we get a palindrome (23321222212332).

The spelling of 22120220010210 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty million, ten thousand, two hundred ten".