211021000201101 has 16 divisors (see below), whose sum is σ = 282086703057600. Its totient is φ = 140318110318848.

The previous prime is 211021000201057. The next prime is 211021000201139. The reversal of 211021000201101 is 101102000120112.

It is not a de Polignac number, because 211021000201101 - 2²⁵ = 211020966646669 is a prime.

It is a super-2 number, since 2×211021000201101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211021000001101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9445036 + ... + 22610853.

It is an arithmetic number, because the mean of its divisors is an integer number (17630418941100).

Almost surely, 2^{211021000201101} is an apocalyptic number.

It is an amenable number.

211021000201101 is a deficient number, since it is larger than the sum of its proper divisors (71065702856499).

211021000201101 is a wasteful number, since it uses less digits than its factorization.

211021000201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32061548.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 211021000201101 its reverse (101102000120112), we get a palindrome (312123000321213).

The spelling of 211021000201101 in words is "two hundred eleven trillion, twenty-one billion, two hundred one thousand, one hundred one".