102202010121011 has 4 divisors (see below), whose sum is σ = 104694742075224. Its totient is φ = 99709278166800.

The previous prime is 102202010120953. The next prime is 102202010121017. The reversal of 102202010121011 is 110121010202201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102202010121011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102202010121017) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1246365977045 + ... + 1246365977126.

It is an arithmetic number, because the mean of its divisors is an integer number (26173685518806).

Almost surely, 2^{102202010121011} is an apocalyptic number.

102202010121011 is a deficient number, since it is larger than the sum of its proper divisors (2492731954213).

102202010121011 is an equidigital number, since it uses as much as digits as its factorization.

102202010121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492731954212.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102202010121011 its reverse (110121010202201), we get a palindrome (212323020323212).

The spelling of 102202010121011 in words is "one hundred two trillion, two hundred two billion, ten million, one hundred twenty-one thousand, eleven".