20102220235 has 8 divisors (see below), whose sum is σ = 24150949200. Its totient is φ = 16062919584.

The previous prime is 20102220233. The next prime is 20102220247. The reversal of 20102220235 is 53202220102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20102220235 - 2¹ = 20102220233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20102220233) 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, 2352385 + ... + 2360914.

It is an arithmetic number, because the mean of its divisors is an integer number (3018868650).

Almost surely, 2^20102220235 is an apocalyptic number.

20102220235 is a deficient number, since it is larger than the sum of its proper divisors (4048728965).

20102220235 is an equidigital number, since it uses as much as digits as its factorization.

20102220235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4714157.

The product of its (nonzero) digits is 480, while the sum is 19.

Adding to 20102220235 its reverse (53202220102), we get a palindrome (73304440337).

The spelling of 20102220235 in words is "twenty billion, one hundred two million, two hundred twenty thousand, two hundred thirty-five".