131211440203202 has 8 divisors (see below), whose sum is σ = 198656573018256. Its totient is φ = 64992582530452.

The previous prime is 131211440203189. The next prime is 131211440203213. The reversal of 131211440203202 is 202302044112131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 306568785308 + ... + 306568785735.

It is an arithmetic number, because the mean of its divisors is an integer number (24832071627282).

Almost surely, 2^{131211440203202} is an apocalyptic number.

131211440203202 is a deficient number, since it is larger than the sum of its proper divisors (67445132815054).

131211440203202 is a wasteful number, since it uses less digits than its factorization.

131211440203202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613137571152.

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

Adding to 131211440203202 its reverse (202302044112131), we get a palindrome (333513484315333).

The spelling of 131211440203202 in words is "one hundred thirty-one trillion, two hundred eleven billion, four hundred forty million, two hundred three thousand, two hundred two".