212112001020103 has 2 divisors, whose sum is σ = 212112001020104. Its totient is φ = 212112001020102.

The previous prime is 212112001020061. The next prime is 212112001020113. The reversal of 212112001020103 is 301020100211212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212112001020103 is a prime.

It is a super-2 number, since 2×212112001020103² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212112001020113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106056000510051 + 106056000510052.

It is an arithmetic number, because the mean of its divisors is an integer number (106056000510052).

Almost surely, 2^{212112001020103} is an apocalyptic number.

212112001020103 is a deficient number, since it is larger than the sum of its proper divisors (1).

212112001020103 is an equidigital number, since it uses as much as digits as its factorization.

212112001020103 is an evil number, because the sum of its binary digits is even.

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

Adding to 212112001020103 its reverse (301020100211212), we get a palindrome (513132101231315).

The spelling of 212112001020103 in words is "two hundred twelve trillion, one hundred twelve billion, one million, twenty thousand, one hundred three".