21140000312101 has 48 divisors (see below), whose sum is σ = 24184879617024. Its totient is φ = 18449658656000.

The previous prime is 21140000312051. The next prime is 21140000312107. The reversal of 21140000312101 is 10121300004112.

It is not a de Polignac number, because 21140000312101 - 2¹¹ = 21140000310053 is a prime.

It is a super-2 number, since 2×21140000312101² (a number of 27 digits) contains 22 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 (21140000312107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1721352081 + ... + 1721364361.

It is an arithmetic number, because the mean of its divisors is an integer number (503851658688).

Almost surely, 2^{21140000312101} is an apocalyptic number.

It is an amenable number.

21140000312101 is a deficient number, since it is larger than the sum of its proper divisors (3044879304923).

21140000312101 is a wasteful number, since it uses less digits than its factorization.

21140000312101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18114 (or 18103 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 21140000312101 its reverse (10121300004112), we get a palindrome (31261300316213).

The spelling of 21140000312101 in words is "twenty-one trillion, one hundred forty billion, three hundred twelve thousand, one hundred one".