12100112221202 has 16 divisors (see below), whose sum is σ = 18611282503800. Its totient is φ = 5896643880960.

The previous prime is 12100112221177. The next prime is 12100112221237. The reversal of 12100112221202 is 20212221100121.

It can be written as a sum of positive squares in 4 ways, for example, as 6754587883681 + 5345524337521 = 2598959^2 + 2312039^2 .

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, 73040327 + ... + 73205802.

Almost surely, 2^{12100112221202} is an apocalyptic number.

12100112221202 is a deficient number, since it is larger than the sum of its proper divisors (6511170282598).

12100112221202 is a wasteful number, since it uses less digits than its factorization.

12100112221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146247181.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12100112221202 its reverse (20212221100121), we get a palindrome (32312333321323).

The spelling of 12100112221202 in words is "twelve trillion, one hundred billion, one hundred twelve million, two hundred twenty-one thousand, two hundred two".