20220321002 has 32 divisors (see below), whose sum is σ = 35329167360. Its totient is φ = 8500947840.

The previous prime is 20220320983. The next prime is 20220321013. The reversal of 20220321002 is 20012302202.

It is a super-2 number, since 2×20220321002² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94352 + ... + 222132.

It is an arithmetic number, because the mean of its divisors is an integer number (1104036480).

Almost surely, 2^20220321002 is an apocalyptic number.

20220321002 is a deficient number, since it is larger than the sum of its proper divisors (15108846358).

20220321002 is a wasteful number, since it uses less digits than its factorization.

20220321002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128006.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 20220321002 its reverse (20012302202), we get a palindrome (40232623204).

The spelling of 20220321002 in words is "twenty billion, two hundred twenty million, three hundred twenty-one thousand, two".