20021112002202 has 32 divisors (see below), whose sum is σ = 42657537323520. Its totient is φ = 6246282245040.

The previous prime is 20021112002201. The next prime is 20021112002233. The reversal of 20021112002202 is 20220021112002.

It is not an unprimeable number, because it can be changed into a prime (20021112002201) 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, 1057965174 + ... + 1057984097.

It is an arithmetic number, because the mean of its divisors is an integer number (1333048041360).

Almost surely, 2^{20021112002202} is an apocalyptic number.

20021112002202 is an abundant number, since it is smaller than the sum of its proper divisors (22636425321318).

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

20021112002202 is a wasteful number, since it uses less digits than its factorization.

20021112002202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2115949378.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20021112002202 its reverse (20220021112002), we get a palindrome (40241133114204).

It can be divided in two parts, 20021112002 and 202, that multiplied together give a palindrome (4044264624404).

The spelling of 20021112002202 in words is "twenty trillion, twenty-one billion, one hundred twelve million, two thousand, two hundred two".