22022012221210 has 8 divisors (see below), whose sum is σ = 39639621998196. Its totient is φ = 8808804888480.

The previous prime is 22022012221201. The next prime is 22022012221229. The reversal of 22022012221210 is 1212221022022.

It can be written as a sum of positive squares in 2 ways, for example, as 18467569406881 + 3554442814329 = 4297391^2 + 1885323^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22022012221210² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1101100611051 + ... + 1101100611070.

Almost surely, 2^{22022012221210} is an apocalyptic number.

22022012221210 is a deficient number, since it is larger than the sum of its proper divisors (17617609776986).

22022012221210 is a wasteful number, since it uses less digits than its factorization.

22022012221210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202201222128.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22022012221210 its reverse (1212221022022), we get a palindrome (23234233243232).

The spelling of 22022012221210 in words is "twenty-two trillion, twenty-two billion, twelve million, two hundred twenty-one thousand, two hundred ten".