21200122110101 has 8 divisors (see below), whose sum is σ = 23183952168000. Its totient is φ = 19225716423840.

The previous prime is 21200122110077. The next prime is 21200122110151. The reversal of 21200122110101 is 10101122100212.

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-21200122110101 is a prime.

It is a super-3 number, since 3×21200122110101³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21200122110151) 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, 2356088201 + ... + 2356097198.

It is an arithmetic number, because the mean of its divisors is an integer number (2897994021000).

Almost surely, 2^{21200122110101} is an apocalyptic number.

It is an amenable number.

21200122110101 is a deficient number, since it is larger than the sum of its proper divisors (1983830057899).

21200122110101 is a wasteful number, since it uses less digits than its factorization.

21200122110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4712185819.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 21200122110101 its reverse (10101122100212), we get a palindrome (31301244210313).

The spelling of 21200122110101 in words is "twenty-one trillion, two hundred billion, one hundred twenty-two million, one hundred ten thousand, one hundred one".