101222221021010 has 64 divisors (see below), whose sum is σ = 183480434496000. Its totient is φ = 40205227848192.

The previous prime is 101222221020997. The next prime is 101222221021063. The reversal of 101222221021010 is 10120122222101.

It is a super-2 number, since 2×101222221021010² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101222221021010.

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, 2416995251 + ... + 2417037129.

It is an arithmetic number, because the mean of its divisors is an integer number (2866881789000).

Almost surely, 2^{101222221021010} is an apocalyptic number.

101222221021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101222221021010 is a deficient number, since it is larger than the sum of its proper divisors (82258213474990).

101222221021010 is a wasteful number, since it uses less digits than its factorization.

101222221021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44475.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101222221021010 its reverse (10120122222101), we get a palindrome (111342343243111).

The spelling of 101222221021010 in words is "one hundred one trillion, two hundred twenty-two billion, two hundred twenty-one million, twenty-one thousand, ten".