142212404312212 has 12 divisors (see below), whose sum is σ = 268015685050036. Its totient is φ = 65636494297920.

The previous prime is 142212404312197. The next prime is 142212404312221. The reversal of 142212404312212 is 212213404212241.

It can be written as a sum of positive squares in 2 ways, for example, as 86732043504016 + 55480360808196 = 9313004^2 + 7448514^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1367426964489 + ... + 1367426964592.

Almost surely, 2^{142212404312212} is an apocalyptic number.

It is an amenable number.

142212404312212 is a deficient number, since it is larger than the sum of its proper divisors (125803280737824).

142212404312212 is a wasteful number, since it uses less digits than its factorization.

142212404312212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2734853929098 (or 2734853929096 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 142212404312212 its reverse (212213404212241), we get a palindrome (354425808524453).

The spelling of 142212404312212 in words is "one hundred forty-two trillion, two hundred twelve billion, four hundred four million, three hundred twelve thousand, two hundred twelve".