12211220001002 has 48 divisors (see below), whose sum is σ = 20202325710336. Its totient is φ = 5531571408000.

The previous prime is 12211220000939. The next prime is 12211220001049. The reversal of 12211220001002 is 20010002211221.

12211220001002 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 2×12211220001002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105426773 + ... + 105542535.

It is an arithmetic number, because the mean of its divisors is an integer number (420881785632).

Almost surely, 2^{12211220001002} is an apocalyptic number.

12211220001002 is a deficient number, since it is larger than the sum of its proper divisors (7991105709334).

12211220001002 is a wasteful number, since it uses less digits than its factorization.

12211220001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117275 (or 117264 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12211220001002 its reverse (20010002211221), we get a palindrome (32221222212223).

The spelling of 12211220001002 in words is "twelve trillion, two hundred eleven billion, two hundred twenty million, one thousand, two".