12112001212202 has 16 divisors (see below), whose sum is σ = 18239084942472. Its totient is φ = 6032307240960.

The previous prime is 12112001212193. The next prime is 12112001212249. The reversal of 12112001212202 is 20221210021121.

It can be written as a sum of positive squares in 4 ways, for example, as 8468105820001 + 3643895392201 = 2910001^2 + 1908899^2 .

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, 26543408 + ... + 26995860.

Almost surely, 2^{12112001212202} is an apocalyptic number.

12112001212202 is a deficient number, since it is larger than the sum of its proper divisors (6127083730270).

12112001212202 is a wasteful number, since it uses less digits than its factorization.

12112001212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504793.

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

Adding to 12112001212202 its reverse (20221210021121), we get a palindrome (32333211233323).

The spelling of 12112001212202 in words is "twelve trillion, one hundred twelve billion, one million, two hundred twelve thousand, two hundred two".