20224022222 has 32 divisors (see below), whose sum is σ = 33739213824. Its totient is φ = 9043056000.

The previous prime is 20224022201. The next prime is 20224022251. The reversal of 20224022222 is 22222042202.

It is a super-2 number, since 2×20224022222² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20224022194 and 20224022203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32447 + ... + 203717.

It is an arithmetic number, because the mean of its divisors is an integer number (1054350432).

Almost surely, 2^20224022222 is an apocalyptic number.

20224022222 is a deficient number, since it is larger than the sum of its proper divisors (13515191602).

20224022222 is a wasteful number, since it uses less digits than its factorization.

20224022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171464.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20224022222 its reverse (22222042202), we get a palindrome (42446064424).

The spelling of 20224022222 in words is "twenty billion, two hundred twenty-four million, twenty-two thousand, two hundred twenty-two".