131020414411202 has 4 divisors (see below), whose sum is σ = 196530621616806. Its totient is φ = 65510207205600.

The previous prime is 131020414411189. The next prime is 131020414411223. The reversal of 131020414411202 is 202114414020131.

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., 123616350287521 + 7404064123681 = 11118289^2 + 2721041^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32755103602799 + ... + 32755103602802.

Almost surely, 2^{131020414411202} is an apocalyptic number.

131020414411202 is a deficient number, since it is larger than the sum of its proper divisors (65510207205604).

131020414411202 is an equidigital number, since it uses as much as digits as its factorization.

131020414411202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65510207205603.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 131020414411202 its reverse (202114414020131), we get a palindrome (333134828431333).

The spelling of 131020414411202 in words is "one hundred thirty-one trillion, twenty billion, four hundred fourteen million, four hundred eleven thousand, two hundred two".