12212111101202 has 16 divisors (see below), whose sum is σ = 18785150407800. Its totient is φ = 5950714920960.

The previous prime is 12212111101139. The next prime is 12212111101249. The reversal of 12212111101202 is 20210111121221.

It can be written as a sum of positive squares in 4 ways, for example, as 6057648190441 + 6154462910761 = 2461229^2 + 2480819^2 .

It is a super-2 number, since 2×12212111101202² (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 7 ways as a sum of consecutive naturals, for example, 80078927 + ... + 80231282.

Almost surely, 2^{12212111101202} is an apocalyptic number.

12212111101202 is a deficient number, since it is larger than the sum of its proper divisors (6573039306598).

12212111101202 is a wasteful number, since it uses less digits than its factorization.

12212111101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160311181.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 12212111101202 its reverse (20210111121221), we get a palindrome (32422222222423).

The spelling of 12212111101202 in words is "twelve trillion, two hundred twelve billion, one hundred eleven million, one hundred one thousand, two hundred two".