101222000011221 has 24 divisors (see below), whose sum is σ = 144898864726560. Its totient is φ = 62802838983456.

The previous prime is 101222000011189. The next prime is 101222000011271. The reversal of 101222000011221 is 122110000222101.

It is not a de Polignac number, because 101222000011221 - 2⁵ = 101222000011189 is a prime.

It is a super-3 number, since 3×101222000011221³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101222000011221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101222000011271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 861859911 + ... + 861977348.

It is an arithmetic number, because the mean of its divisors is an integer number (6037452696940).

Almost surely, 2^{101222000011221} is an apocalyptic number.

It is an amenable number.

101222000011221 is a deficient number, since it is larger than the sum of its proper divisors (43676864715339).

101222000011221 is a wasteful number, since it uses less digits than its factorization.

101222000011221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1723837345 (or 1723837322 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101222000011221 its reverse (122110000222101), we get a palindrome (223332000233322).

The spelling of 101222000011221 in words is "one hundred one trillion, two hundred twenty-two billion, eleven thousand, two hundred twenty-one".