103011222031 has 2 divisors, whose sum is σ = 103011222032. Its totient is φ = 103011222030.

The previous prime is 103011222023. The next prime is 103011222053. The reversal of 103011222031 is 130222110301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103011222031 - 2³ = 103011222023 is a prime.

It is a super-2 number, since 2×103011222031² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103011221996 and 103011222014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103011322031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51505611015 + 51505611016.

It is an arithmetic number, because the mean of its divisors is an integer number (51505611016).

Almost surely, 2^103011222031 is an apocalyptic number.

103011222031 is a deficient number, since it is larger than the sum of its proper divisors (1).

103011222031 is an equidigital number, since it uses as much as digits as its factorization.

103011222031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 103011222031 its reverse (130222110301), we get a palindrome (233233332332).

The spelling of 103011222031 in words is "one hundred three billion, eleven million, two hundred twenty-two thousand, thirty-one".