20220022012 has 6 divisors (see below), whose sum is σ = 35385038528. Its totient is φ = 10110011004.

The previous prime is 20220022007. The next prime is 20220022013. The reversal of 20220022012 is 21022002202.

It is a junction number, because it is equal to n+sod(n) for n = 20220021983 and 20220022001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20220022013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527502748 + ... + 2527502755.

Almost surely, 2^20220022012 is an apocalyptic number.

It is an amenable number.

20220022012 is a deficient number, since it is larger than the sum of its proper divisors (15165016516).

20220022012 is a wasteful number, since it uses less digits than its factorization.

20220022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5055005507 (or 5055005505 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20220022012 its reverse (21022002202), we get a palindrome (41242024214).

The spelling of 20220022012 in words is "twenty billion, two hundred twenty million, twenty-two thousand, twelve".