11222202031 has 2 divisors, whose sum is σ = 11222202032. Its totient is φ = 11222202030.

The previous prime is 11222201989. The next prime is 11222202059. The reversal of 11222202031 is 13020222211.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (13020222211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11222202031 - 2⁹ = 11222201519 is a prime.

It is a super-2 number, since 2×11222202031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11222201996 and 11222202014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222202071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611101015 + 5611101016.

It is an arithmetic number, because the mean of its divisors is an integer number (5611101016).

Almost surely, 2^11222202031 is an apocalyptic number.

11222202031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222202031 is an equidigital number, since it uses as much as digits as its factorization.

11222202031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 11222202031 its reverse (13020222211), we get a palindrome (24242424242).

The spelling of 11222202031 in words is "eleven billion, two hundred twenty-two million, two hundred two thousand, thirty-one".