20102211122234 has 16 divisors (see below), whose sum is σ = 30795010230528. Its totient is φ = 9837209567952.

The previous prime is 20102211122233. The next prime is 20102211122251. The reversal of 20102211122234 is 43222111220102.

It is not an unprimeable number, because it can be changed into a prime (20102211122233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39848144 + ... + 40349460.

It is an arithmetic number, because the mean of its divisors is an integer number (1924688139408).

Almost surely, 2^{20102211122234} is an apocalyptic number.

20102211122234 is a deficient number, since it is larger than the sum of its proper divisors (10692799108294).

20102211122234 is a wasteful number, since it uses less digits than its factorization.

20102211122234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927949.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 20102211122234 its reverse (43222111220102), we get a palindrome (63324322342336).

The spelling of 20102211122234 in words is "twenty trillion, one hundred two billion, two hundred eleven million, one hundred twenty-two thousand, two hundred thirty-four".