12021201022102 has 8 divisors (see below), whose sum is σ = 18033960279816. Its totient is φ = 6009880928832.

The previous prime is 12021201022097. The next prime is 12021201022157. The reversal of 12021201022102 is 20122010212021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359770228 + ... + 359803639.

It is an arithmetic number, because the mean of its divisors is an integer number (2254245034977).

Almost surely, 2^{12021201022102} is an apocalyptic number.

12021201022102 is a deficient number, since it is larger than the sum of its proper divisors (6012759257714).

12021201022102 is an equidigital number, since it uses as much as digits as its factorization.

12021201022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719582222.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12021201022102 its reverse (20122010212021), we get a palindrome (32143211234123).

It can be divided in two parts, 1202120 and 1022102, that added together give a palindrome (2224222).

The spelling of 12021201022102 in words is "twelve trillion, twenty-one billion, two hundred one million, twenty-two thousand, one hundred two".