21202112000107 has 2 divisors, whose sum is σ = 21202112000108. Its totient is φ = 21202112000106.

The previous prime is 21202112000071. The next prime is 21202112000143. The reversal of 21202112000107 is 70100021120212.

Together with previous prime (21202112000071) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (21202112000071) and next prime (21202112000143).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21202112000107 is a prime.

It is a super-2 number, since 2×21202112000107² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (21202112000177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10601056000053 + 10601056000054.

It is an arithmetic number, because the mean of its divisors is an integer number (10601056000054).

Almost surely, 2^{21202112000107} is an apocalyptic number.

21202112000107 is a deficient number, since it is larger than the sum of its proper divisors (1).

21202112000107 is an equidigital number, since it uses as much as digits as its factorization.

21202112000107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 21202112000107 its reverse (70100021120212), we get a palindrome (91302133120319).

The spelling of 21202112000107 in words is "twenty-one trillion, two hundred two billion, one hundred twelve million, one hundred seven", and thus it is an aban number.