12102121111202 has 8 divisors (see below), whose sum is σ = 18153813146112. Its totient is φ = 6050850062500.

The previous prime is 12102121111187. The next prime is 12102121111217. The reversal of 12102121111202 is 20211112120121.

It is an interprime number because it is at equal distance from previous prime (12102121111187) and next prime (12102121111217).

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

It is a super-2 number, since 2×12102121111202² (a number of 27 digits) contains 22 as substring.

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, 105174674 + ... + 105289677.

It is an arithmetic number, because the mean of its divisors is an integer number (2269226643264).

Almost surely, 2^{12102121111202} is an apocalyptic number.

12102121111202 is a deficient number, since it is larger than the sum of its proper divisors (6051692034910).

12102121111202 is a wasteful number, since it uses less digits than its factorization.

12102121111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210493104.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 12102121111202 its reverse (20211112120121), we get a palindrome (32313233231323).

The spelling of 12102121111202 in words is "twelve trillion, one hundred two billion, one hundred twenty-one million, one hundred eleven thousand, two hundred two".