100110221220009 has 128 divisors (see below), whose sum is σ = 186831229648896. Its totient is φ = 45996387840000.

The previous prime is 100110221219993. The next prime is 100110221220013. The reversal of 100110221220009 is 900022122011001.

It is not a de Polignac number, because 100110221220009 - 2⁴ = 100110221219993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (100110221220019) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4078737 + ... + 14726049.

It is an arithmetic number, because the mean of its divisors is an integer number (1459618981632).

Almost surely, 2^{100110221220009} is an apocalyptic number.

It is an amenable number.

100110221220009 is a deficient number, since it is larger than the sum of its proper divisors (86721008428887).

100110221220009 is a wasteful number, since it uses less digits than its factorization.

100110221220009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10647479.

The product of its (nonzero) digits is 144, while the sum is 21.

It can be divided in two parts, 1001102 and 21220009, that added together give a triangular number (22221111 = T₆₆₆₆).

The spelling of 100110221220009 in words is "one hundred trillion, one hundred ten billion, two hundred twenty-one million, two hundred twenty thousand, nine".