120012220102 has 4 divisors (see below), whose sum is σ = 180018330156. Its totient is φ = 60006110050.

The previous prime is 120012220091. The next prime is 120012220127. The reversal of 120012220102 is 201022210021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201022210021 = 2803 ⋅71716807.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 30003055024 + ... + 30003055027.

It is an arithmetic number, because the mean of its divisors is an integer number (45004582539).

Almost surely, 2^120012220102 is an apocalyptic number.

120012220102 is a deficient number, since it is larger than the sum of its proper divisors (60006110054).

120012220102 is an equidigital number, since it uses as much as digits as its factorization.

120012220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60006110053.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 120012220102 its reverse (201022210021), we get a palindrome (321034430123).

The spelling of 120012220102 in words is "one hundred twenty billion, twelve million, two hundred twenty thousand, one hundred two".