131202212033402 has 4 divisors (see below), whose sum is σ = 196803318050106. Its totient is φ = 65601106016700.

The previous prime is 131202212033351. The next prime is 131202212033489. The reversal of 131202212033402 is 204330212202131.

131202212033402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 92965290706201 + 38236921327201 = 9641851^2 + 6183601^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32800553008349 + ... + 32800553008352.

Almost surely, 2^{131202212033402} is an apocalyptic number.

131202212033402 is a deficient number, since it is larger than the sum of its proper divisors (65601106016704).

131202212033402 is an equidigital number, since it uses as much as digits as its factorization.

131202212033402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65601106016703.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 131202212033402 its reverse (204330212202131), we get a palindrome (335532424235533).

The spelling of 131202212033402 in words is "one hundred thirty-one trillion, two hundred two billion, two hundred twelve million, thirty-three thousand, four hundred two".