101222221111010 has 32 divisors (see below), whose sum is σ = 184249293289200. Its totient is φ = 40033499883520.

The previous prime is 101222221110991. The next prime is 101222221111129. The reversal of 101222221111010 is 10111122222101.

101222221111010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 30146479717561 + 71075741393449 = 5490581^2 + 8430643^2 .

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 101222221111010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83432426 + ... + 84636954.

Almost surely, 2^{101222221111010} is an apocalyptic number.

101222221111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101222221111010 is a deficient number, since it is larger than the sum of its proper divisors (83027072178190).

101222221111010 is a wasteful number, since it uses less digits than its factorization.

101222221111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299046.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 101222221111010 its reverse (10111122222101), we get a palindrome (111333343333111).

The spelling of 101222221111010 in words is "one hundred one trillion, two hundred twenty-two billion, two hundred twenty-one million, one hundred eleven thousand, ten".