20202211012102 has 16 divisors (see below), whose sum is σ = 34655101339392. Its totient is φ = 8652405532680.

The previous prime is 20202211012003. The next prime is 20202211012111. The reversal of 20202211012102 is 20121011220202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473719674 + ... + 473762317.

It is an arithmetic number, because the mean of its divisors is an integer number (2165943833712).

Almost surely, 2^{20202211012102} is an apocalyptic number.

20202211012102 is a deficient number, since it is larger than the sum of its proper divisors (14452890327290).

20202211012102 is a wasteful number, since it uses less digits than its factorization.

20202211012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947483523.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20202211012102 its reverse (20121011220202), we get a palindrome (40323222232304).

The spelling of 20202211012102 in words is "twenty trillion, two hundred two billion, two hundred eleven million, twelve thousand, one hundred two".