12212335420100 has 36 divisors (see below), whose sum is σ = 26501340461904. Its totient is φ = 4884828619680.

The previous prime is 12212335420093. The next prime is 12212335420127. The reversal of 12212335420100 is 102453321221.

12212335420100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12212335420100² (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 12212335420100.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3416507 + ... + 6008093.

It is an arithmetic number, because the mean of its divisors is an integer number (736148346164).

Almost surely, 2^{12212335420100} is an apocalyptic number.

12212335420100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12212335420100 is an abundant number, since it is smaller than the sum of its proper divisors (14289005041804).

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

12212335420100 is a wasteful number, since it uses less digits than its factorization.

12212335420100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638724 (or 2638717 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 12212335420100 its reverse (102453321221), we get a palindrome (12314788741321).

The spelling of 12212335420100 in words is "twelve trillion, two hundred twelve billion, three hundred thirty-five million, four hundred twenty thousand, one hundred".