102210121212103 has 2 divisors, whose sum is σ = 102210121212104. Its totient is φ = 102210121212102.

The previous prime is 102210121212047. The next prime is 102210121212107. The reversal of 102210121212103 is 301212121012201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102210121212103 - 2¹⁷ = 102210121081031 is a prime.

It is a super-3 number, since 3×102210121212103³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102210121212107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51105060606051 + 51105060606052.

It is an arithmetic number, because the mean of its divisors is an integer number (51105060606052).

Almost surely, 2^{102210121212103} is an apocalyptic number.

102210121212103 is a deficient number, since it is larger than the sum of its proper divisors (1).

102210121212103 is an equidigital number, since it uses as much as digits as its factorization.

102210121212103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 102210121212103 its reverse (301212121012201), we get a palindrome (403422242224304).

The spelling of 102210121212103 in words is "one hundred two trillion, two hundred ten billion, one hundred twenty-one million, two hundred twelve thousand, one hundred three".