10202220212102 has 4 divisors (see below), whose sum is σ = 15303330318156. Its totient is φ = 5101110106050.

The previous prime is 10202220212083. The next prime is 10202220212143. The reversal of 10202220212102 is 20121202220201.

It is a happy number.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 2550555053024 + ... + 2550555053027.

It is an arithmetic number, because the mean of its divisors is an integer number (3825832579539).

Almost surely, 2^{10202220212102} is an apocalyptic number.

10202220212102 is a deficient number, since it is larger than the sum of its proper divisors (5101110106054).

10202220212102 is an equidigital number, since it uses as much as digits as its factorization.

10202220212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5101110106053.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10202220212102 its reverse (20121202220201), we get a palindrome (30323422432303).

The spelling of 10202220212102 in words is "ten trillion, two hundred two billion, two hundred twenty million, two hundred twelve thousand, one hundred two".