100022011211221 has 8 divisors (see below), whose sum is σ = 109115764884000. Its totient is φ = 90928398132240.

The previous prime is 100022011211053. The next prime is 100022011211231. The reversal of 100022011211221 is 122112110220001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100022011211221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100022011211195 and 100022011211204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100022011211231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33658171 + ... + 36509128.

It is an arithmetic number, because the mean of its divisors is an integer number (13639470610500).

Almost surely, 2^{100022011211221} is an apocalyptic number.

100022011211221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100022011211221 is a deficient number, since it is larger than the sum of its proper divisors (9093753672779).

100022011211221 is a wasteful number, since it uses less digits than its factorization.

100022011211221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70296899.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100022011211221 its reverse (122112110220001), we get a palindrome (222134121431222).

The spelling of 100022011211221 in words is "one hundred trillion, twenty-two billion, eleven million, two hundred eleven thousand, two hundred twenty-one".