122120021102 has 4 divisors (see below), whose sum is σ = 183180031656. Its totient is φ = 61060010550.

The previous prime is 122120021077. The next prime is 122120021129. The reversal of 122120021102 is 201120021221.

122120021102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 30530005274 + ... + 30530005277.

It is an arithmetic number, because the mean of its divisors is an integer number (45795007914).

Almost surely, 2^122120021102 is an apocalyptic number.

122120021102 is a deficient number, since it is larger than the sum of its proper divisors (61060010554).

122120021102 is an equidigital number, since it uses as much as digits as its factorization.

122120021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61060010553.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122120021102 its reverse (201120021221), we get a palindrome (323240042323).

The spelling of 122120021102 in words is "one hundred twenty-two billion, one hundred twenty million, twenty-one thousand, one hundred two".