100211122200221 has 8 divisors (see below), whose sum is σ = 101743073612544. Its totient is φ = 98689921324560.

The previous prime is 100211122200197. The next prime is 100211122200223. The reversal of 100211122200221 is 122002221112001.

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

It is a cyclic number.

It is not a de Polignac number, because 100211122200221 - 2¹⁸ = 100211121938077 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100211122200221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100211122200223) 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, 2687615381 + ... + 2687652666.

It is an arithmetic number, because the mean of its divisors is an integer number (12717884201568).

Almost surely, 2^{100211122200221} is an apocalyptic number.

It is an amenable number.

100211122200221 is a deficient number, since it is larger than the sum of its proper divisors (1531951412323).

100211122200221 is a wasteful number, since it uses less digits than its factorization.

100211122200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5375268331.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100211122200221 its reverse (122002221112001), we get a palindrome (222213343312222).

The spelling of 100211122200221 in words is "one hundred trillion, two hundred eleven billion, one hundred twenty-two million, two hundred thousand, two hundred twenty-one".