131134101002 has 4 divisors (see below), whose sum is σ = 196701151506. Its totient is φ = 65567050500.

The previous prime is 131134101001. The next prime is 131134101017. The reversal of 131134101002 is 200101431131.

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., 126585812521 + 4548288481 = 355789^2 + 67441^2 .

It is not an unprimeable number, because it can be changed into a prime (131134101001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32783525249 + ... + 32783525252.

Almost surely, 2^131134101002 is an apocalyptic number.

131134101002 is a deficient number, since it is larger than the sum of its proper divisors (65567050504).

131134101002 is an equidigital number, since it uses as much as digits as its factorization.

131134101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65567050503.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 131134101002 its reverse (200101431131), we get a palindrome (331235532133).

The spelling of 131134101002 in words is "one hundred thirty-one billion, one hundred thirty-four million, one hundred one thousand, two".