20101222022002 has 16 divisors (see below), whose sum is σ = 32922199016352. Its totient is φ = 9128782919520.

The previous prime is 20101222021981. The next prime is 20101222022003. The reversal of 20101222022002 is 20022022210102.

It is not an unprimeable number, because it can be changed into a prime (20101222022003) 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, 406783803 + ... + 406833214.

It is an arithmetic number, because the mean of its divisors is an integer number (2057637438522).

Almost surely, 2^{20101222022002} is an apocalyptic number.

20101222022002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20101222022002 is a deficient number, since it is larger than the sum of its proper divisors (12820976994350).

20101222022002 is a wasteful number, since it uses less digits than its factorization.

20101222022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813618153.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20101222022002 its reverse (20022022210102), we get a palindrome (40123244232104).

The spelling of 20101222022002 in words is "twenty trillion, one hundred one billion, two hundred twenty-two million, twenty-two thousand, two".