20012022022 has 16 divisors (see below), whose sum is σ = 33165705312. Its totient is φ = 9007968640.

The previous prime is 20012021987. The next prime is 20012022029. The reversal of 20012022022 is 22022021002.

It is a junction number, because it is equal to n+sod(n) for n = 20012021993 and 20012022011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20012022029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12794629 + ... + 12796192.

It is an arithmetic number, because the mean of its divisors is an integer number (2072856582).

Almost surely, 2^20012022022 is an apocalyptic number.

20012022022 is a deficient number, since it is larger than the sum of its proper divisors (13153683290).

20012022022 is a wasteful number, since it uses less digits than its factorization.

20012022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25590863.

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

Adding to 20012022022 its reverse (22022021002), we get a palindrome (42034043024).

The spelling of 20012022022 in words is "twenty billion, twelve million, twenty-two thousand, twenty-two".