20021022012002 has 32 divisors (see below), whose sum is σ = 33894840766464. Its totient is φ = 8787020907600.

The previous prime is 20021022011983. The next prime is 20021022012007.

20021022012002 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×20021022012002² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20021022012007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32831438 + ... + 33435689.

It is an arithmetic number, because the mean of its divisors is an integer number (1059213773952).

Almost surely, 2^{20021022012002} is an apocalyptic number.

20021022012002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20021022012002 is a deficient number, since it is larger than the sum of its proper divisors (13873818754462).

20021022012002 is a wasteful number, since it uses less digits than its factorization.

20021022012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66267614.

The product of its (nonzero) digits is 64, while the sum is 14.

It can be divided in two parts, 2002102 and 2012002, that added together give a palindrome (4014104).

The spelling of 20021022012002 in words is "twenty trillion, twenty-one billion, twenty-two million, twelve thousand, two".