100110020122221 has 16 divisors (see below), whose sum is σ = 133911081253248. Its totient is φ = 66524492160000.

The previous prime is 100110020122201. The next prime is 100110020122319. The reversal of 100110020122221 is 122221020011001.

It is not a de Polignac number, because 100110020122221 - 2¹⁰ = 100110020121197 is a prime.

It is a super-2 number, since 2×100110020122221² (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 100110020122221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100110020122201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70142721 + ... + 71555721.

It is an arithmetic number, because the mean of its divisors is an integer number (8369442578328).

Almost surely, 2^{100110020122221} is an apocalyptic number.

It is an amenable number.

100110020122221 is a deficient number, since it is larger than the sum of its proper divisors (33801061131027).

100110020122221 is a wasteful number, since it uses less digits than its factorization.

100110020122221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489252.

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

Adding to 100110020122221 its reverse (122221020011001), we get a palindrome (222331040133222).

The spelling of 100110020122221 in words is "one hundred trillion, one hundred ten billion, twenty million, one hundred twenty-two thousand, two hundred twenty-one".