12211010021120 has 36 divisors (see below), whose sum is σ = 29249184944280. Its totient is φ = 4884404007936.

The previous prime is 12211010021101. The next prime is 12211010021131. The reversal of 12211010021120 is 2112001011221.

It is a junction number, because it is equal to n+sod(n) for n = 12211010021095 and 12211010021104.

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, 4769924510 + ... + 4769927069.

Almost surely, 2^{12211010021120} is an apocalyptic number.

12211010021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12211010021120 is an abundant number, since it is smaller than the sum of its proper divisors (17038174923160).

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

12211010021120 is an frugal number, since it uses more digits than its factorization.

12211010021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9539851600 (or 9539851586 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12211010021120 its reverse (2112001011221), we get a palindrome (14323011032341).

The spelling of 12211010021120 in words is "twelve trillion, two hundred eleven billion, ten million, twenty-one thousand, one hundred twenty".