12121022111302 has 8 divisors (see below), whose sum is σ = 19580112641376. Its totient is φ = 5594317897512.

The previous prime is 12121022111239. The next prime is 12121022111333. The reversal of 12121022111302 is 20311122012121.

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

It is a super-2 number, since 2×12121022111302² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12121022111302.

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, 233096579038 + ... + 233096579089.

It is an arithmetic number, because the mean of its divisors is an integer number (2447514080172).

Almost surely, 2^{12121022111302} is an apocalyptic number.

12121022111302 is a deficient number, since it is larger than the sum of its proper divisors (7459090530074).

12121022111302 is a wasteful number, since it uses less digits than its factorization.

12121022111302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466193158142.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 12121022111302 its reverse (20311122012121), we get a palindrome (32432144123423).

The spelling of 12121022111302 in words is "twelve trillion, one hundred twenty-one billion, twenty-two million, one hundred eleven thousand, three hundred two".