12210001032212 has 24 divisors (see below), whose sum is σ = 22759889229504. Its totient is φ = 5711476349312.

The previous prime is 12210001032191. The next prime is 12210001032217. The reversal of 12210001032212 is 21223010001221.

It is a super-2 number, since 2×12210001032212² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210001032217) 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, 537589958 + ... + 537612669.

It is an arithmetic number, because the mean of its divisors is an integer number (948328717896).

Almost surely, 2^{12210001032212} is an apocalyptic number.

It is an amenable number.

12210001032212 is a deficient number, since it is larger than the sum of its proper divisors (10549888197292).

12210001032212 is a wasteful number, since it uses less digits than its factorization.

12210001032212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075202815 (or 1075202813 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12210001032212 its reverse (21223010001221), we get a palindrome (33433011033433).

The spelling of 12210001032212 in words is "twelve trillion, two hundred ten billion, one million, thirty-two thousand, two hundred twelve".