12102022121236 has 24 divisors (see below), whose sum is σ = 21539839608000. Its totient is φ = 5947804544064.

The previous prime is 12102022121153. The next prime is 12102022121237. The reversal of 12102022121236 is 63212122020121.

It is a self number, because there is not a number n which added to its sum of digits gives 12102022121236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102022121237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 610896 + ... + 4957543.

It is an arithmetic number, because the mean of its divisors is an integer number (897493317000).

Almost surely, 2^{12102022121236} is an apocalyptic number.

It is an amenable number.

12102022121236 is a deficient number, since it is larger than the sum of its proper divisors (9437817486764).

12102022121236 is a wasteful number, since it uses less digits than its factorization.

12102022121236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5577711 (or 5577709 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 12102022121236 its reverse (63212122020121), we get a palindrome (75314144141357).

The spelling of 12102022121236 in words is "twelve trillion, one hundred two billion, twenty-two million, one hundred twenty-one thousand, two hundred thirty-six".