122002102011 has 4 divisors (see below), whose sum is σ = 162669469352. Its totient is φ = 81334734672.

The previous prime is 122002101989. The next prime is 122002102021. The reversal of 122002102011 is 110201200221.

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

It is not a de Polignac number, because 122002102011 - 2¹¹ = 122002099963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122002102021) 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, 20333683666 + ... + 20333683671.

It is an arithmetic number, because the mean of its divisors is an integer number (40667367338).

Almost surely, 2^122002102011 is an apocalyptic number.

122002102011 is a deficient number, since it is larger than the sum of its proper divisors (40667367341).

122002102011 is an equidigital number, since it uses as much as digits as its factorization.

122002102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40667367340.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 122002102011 its reverse (110201200221), we get a palindrome (232203302232).

The spelling of 122002102011 in words is "one hundred twenty-two billion, two million, one hundred two thousand, eleven".