106303031 has 2 divisors, whose sum is σ = 106303032. Its totient is φ = 106303030.

The previous prime is 106303019. The next prime is 106303051. The reversal of 106303031 is 130303601.

It is a weak prime.

It is an emirp because it is prime and its reverse (130303601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106303031 - 2¹⁸ = 106040887 is a prime.

It is a super-2 number, since 2×106303031² = 22600668799573922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106303051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53151515 + 53151516.

It is an arithmetic number, because the mean of its divisors is an integer number (53151516).

Almost surely, 2^106303031 is an apocalyptic number.

106303031 is a deficient number, since it is larger than the sum of its proper divisors (1).

106303031 is an equidigital number, since it uses as much as digits as its factorization.

106303031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 106303031 is about 10310.3361244918. The cubic root of 106303031 is about 473.7129048307.

Adding to 106303031 its reverse (130303601), we get a palindrome (236606632).

The spelling of 106303031 in words is "one hundred six million, three hundred three thousand, thirty-one".