21100130102211 has 8 divisors (see below), whose sum is σ = 28133560801104. Its totient is φ = 14066726402400.

The previous prime is 21100130102153. The next prime is 21100130102251. The reversal of 21100130102211 is 11220103100112.

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

It is not a de Polignac number, because 21100130102211 - 2⁶ = 21100130102147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21100130102251) 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, 4849840 + ... + 8106861.

It is an arithmetic number, because the mean of its divisors is an integer number (3516695100138).

Almost surely, 2^{21100130102211} is an apocalyptic number.

21100130102211 is a deficient number, since it is larger than the sum of its proper divisors (7033430698893).

21100130102211 is a wasteful number, since it uses less digits than its factorization.

21100130102211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13499541.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 21100130102211 its reverse (11220103100112), we get a palindrome (32320233202323).

The spelling of 21100130102211 in words is "twenty-one trillion, one hundred billion, one hundred thirty million, one hundred two thousand, two hundred eleven".