101221212202222 has 16 divisors (see below), whose sum is σ = 173523654332640. Its totient is φ = 43380125447328.

The previous prime is 101221212202217. The next prime is 101221212202267. The reversal of 101221212202222 is 222202212122101.

It is a junction number, because it is equal to n+sod(n) for n = 101221212202193 and 101221212202202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31240093 + ... + 34327624.

It is an arithmetic number, because the mean of its divisors is an integer number (10845228395790).

Almost surely, 2^{101221212202222} is an apocalyptic number.

101221212202222 is a deficient number, since it is larger than the sum of its proper divisors (72302442130418).

101221212202222 is a wasteful number, since it uses less digits than its factorization.

101221212202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65677995.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 101221212202222 its reverse (222202212122101), we get a palindrome (323423424324323).

The spelling of 101221212202222 in words is "one hundred one trillion, two hundred twenty-one billion, two hundred twelve million, two hundred two thousand, two hundred twenty-two".