11222223102031 has 2 divisors, whose sum is σ = 11222223102032. Its totient is φ = 11222223102030.

The previous prime is 11222223102029. The next prime is 11222223102109. The reversal of 11222223102031 is 13020132222211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11222223102031 - 2¹ = 11222223102029 is a prime.

It is a super-2 number, since 2×11222223102031² (a number of 27 digits) contains 22 as substring.

Together with 11222223102029, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11222223101993 and 11222223102011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222253102031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611111551015 + 5611111551016.

It is an arithmetic number, because the mean of its divisors is an integer number (5611111551016).

Almost surely, 2^{11222223102031} is an apocalyptic number.

11222223102031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222223102031 is an equidigital number, since it uses as much as digits as its factorization.

11222223102031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11222223102031 its reverse (13020132222211), we get a palindrome (24242355324242).

The spelling of 11222223102031 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-three million, one hundred two thousand, thirty-one".