20220321011 has 6 divisors (see below), whose sum is σ = 22225642236. Its totient is φ = 18382109900.

The previous prime is 20220320983. The next prime is 20220321013. The reversal of 20220321011 is 11012302202.

It is a happy number.

It is not a de Polignac number, because 20220321011 - 2¹⁴ = 20220304627 is a prime.

It is a super-2 number, since 2×20220321011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20220321013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83554925 + ... + 83555166.

It is an arithmetic number, because the mean of its divisors is an integer number (3704273706).

Almost surely, 2^20220321011 is an apocalyptic number.

20220321011 is a deficient number, since it is larger than the sum of its proper divisors (2005321225).

20220321011 is a wasteful number, since it uses less digits than its factorization.

20220321011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167110113 (or 167110102 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20220321011 its reverse (11012302202), we get a palindrome (31232623213).

The spelling of 20220321011 in words is "twenty billion, two hundred twenty million, three hundred twenty-one thousand, eleven".