131212224213002 has 16 divisors (see below), whose sum is σ = 198788742087912. Its totient is φ = 64949452075200.

The previous prime is 131212224212989. The next prime is 131212224213023. The reversal of 131212224213002 is 200312422212131.

It can be written as a sum of positive squares in 4 ways, for example, as 113498319366481 + 17713904846521 = 10653559^2 + 4208789^2 .

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, 33618533 + ... + 37317960.

Almost surely, 2^{131212224213002} is an apocalyptic number.

131212224213002 is a deficient number, since it is larger than the sum of its proper divisors (67576517874910).

131212224213002 is a wasteful number, since it uses less digits than its factorization.

131212224213002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70945753.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 131212224213002 its reverse (200312422212131), we get a palindrome (331524646425133).

The spelling of 131212224213002 in words is "one hundred thirty-one trillion, two hundred twelve billion, two hundred twenty-four million, two hundred thirteen thousand, two".