20222202031 has 2 divisors, whose sum is σ = 20222202032. Its totient is φ = 20222202030.

The previous prime is 20222201959. The next prime is 20222202059. The reversal of 20222202031 is 13020222202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20222202031 - 2¹³ = 20222193839 is a prime.

It is a super-2 number, since 2×20222202031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20222201996 and 20222202014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20222202061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111101015 + 10111101016.

It is an arithmetic number, because the mean of its divisors is an integer number (10111101016).

Almost surely, 2^20222202031 is an apocalyptic number.

20222202031 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222202031 is an equidigital number, since it uses as much as digits as its factorization.

20222202031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 20222202031 its reverse (13020222202), we get a palindrome (33242424233).

The spelling of 20222202031 in words is "twenty billion, two hundred twenty-two million, two hundred two thousand, thirty-one".