103211033031 has 64 divisors (see below), whose sum is σ = 159410160000. Its totient is φ = 65919329280.

The previous prime is 103211033017. The next prime is 103211033033. The reversal of 103211033031 is 130330112301.

It is a happy number.

103211033031 is a `hidden beast` number, since 1 + 0 + 321 + 10 + 330 + 3 + 1 = 666.

It is not a de Polignac number, because 103211033031 - 2¹⁰ = 103211032007 is a prime.

It is a super-2 number, since 2×103211033031² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103211032995 and 103211033013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103211033033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63670401 + ... + 63672021.

It is an arithmetic number, because the mean of its divisors is an integer number (2490783750).

Almost surely, 2^103211033031 is an apocalyptic number.

103211033031 is a deficient number, since it is larger than the sum of its proper divisors (56199126969).

103211033031 is a wasteful number, since it uses less digits than its factorization.

103211033031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241 (or 2235 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 103211033031 its reverse (130330112301), we get a palindrome (233541145332).

The spelling of 103211033031 in words is "one hundred three billion, two hundred eleven million, thirty-three thousand, thirty-one".