103100221221131 has 2 divisors, whose sum is σ = 103100221221132. Its totient is φ = 103100221221130.

The previous prime is 103100221221113. The next prime is 103100221221133. The reversal of 103100221221131 is 131122122001301.

Together with previous prime (103100221221113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103100221221131 - 2¹⁰ = 103100221220107 is a prime.

It is a super-2 number, since 2×103100221221131² (a number of 29 digits) contains 22 as substring.

Together with 103100221221133, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (103100221221133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51550110610565 + 51550110610566.

It is an arithmetic number, because the mean of its divisors is an integer number (51550110610566).

Almost surely, 2^{103100221221131} is an apocalyptic number.

103100221221131 is a deficient number, since it is larger than the sum of its proper divisors (1).

103100221221131 is an equidigital number, since it uses as much as digits as its factorization.

103100221221131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 103100221221131 its reverse (131122122001301), we get a palindrome (234222343222432).

The spelling of 103100221221131 in words is "one hundred three trillion, one hundred billion, two hundred twenty-one million, two hundred twenty-one thousand, one hundred thirty-one".