22101022210210 has 8 divisors (see below), whose sum is σ = 39781839978396. Its totient is φ = 8840408884080.

The previous prime is 22101022210193. The next prime is 22101022210259. The reversal of 22101022210210 is 1201222010122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21518827267921 + 582194942289 = 4638839^2 + 763017^2 .

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

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, 1105051110501 + ... + 1105051110520.

Almost surely, 2^{22101022210210} is an apocalyptic number.

22101022210210 is a deficient number, since it is larger than the sum of its proper divisors (17680817768186).

22101022210210 is a wasteful number, since it uses less digits than its factorization.

22101022210210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210102221028.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22101022210210 its reverse (1201222010122), we get a palindrome (23302244220332).

The spelling of 22101022210210 in words is "twenty-two trillion, one hundred one billion, twenty-two million, two hundred ten thousand, two hundred ten".