20220111001002 has 32 divisors (see below), whose sum is σ = 44118284567040. Its totient is φ = 6127073204720.

The previous prime is 20220111001001. The next prime is 20220111001081. The reversal of 20220111001002 is 20010011102202.

It is not an unprimeable number, because it can be changed into a prime (20220111001001) 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, 4077438 + ... + 7554185.

It is an arithmetic number, because the mean of its divisors is an integer number (1378696392720).

Almost surely, 2^{20220111001002} is an apocalyptic number.

20220111001002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20220111001002 is an abundant number, since it is smaller than the sum of its proper divisors (23898173566038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20220111001002 is a wasteful number, since it uses less digits than its factorization.

20220111001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11657978.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20220111001002 its reverse (20010011102202), we get a palindrome (40230122103204).

The spelling of 20220111001002 in words is "twenty trillion, two hundred twenty billion, one hundred eleven million, one thousand, two".