12021303021210 has 80 divisors (see below), whose sum is σ = 36941655015936. Its totient is φ = 2747726403552.

The previous prime is 12021303021193. The next prime is 12021303021257. The reversal of 12021303021210 is 1212030312021.

12021303021210 is a `hidden beast` number, since 1 + 20 + 2 + 130 + 302 + 1 + 210 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1060073962 + ... + 1060085301.

Almost surely, 2^{12021303021210} is an apocalyptic number.

12021303021210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12021303021210 is an abundant number, since it is smaller than the sum of its proper divisors (24920351994726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12021303021210 is a wasteful number, since it uses less digits than its factorization.

12021303021210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2120159289 (or 2120159280 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12021303021210 its reverse (1212030312021), we get a palindrome (13233333333231).

The spelling of 12021303021210 in words is "twelve trillion, twenty-one billion, three hundred three million, twenty-one thousand, two hundred ten".