1010202131 has 2 divisors, whose sum is σ = 1010202132. Its totient is φ = 1010202130.

The previous prime is 1010202121. The next prime is 1010202133. The reversal of 1010202131 is 1312020101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010202131 is a prime.

It is a super-2 number, since 2×1010202131² = 2041016690953882322, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1010202133, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1010202133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505101065 + 505101066.

It is an arithmetic number, because the mean of its divisors is an integer number (505101066).

Almost surely, 2^1010202131 is an apocalyptic number.

1010202131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010202131 is an equidigital number, since it uses as much as digits as its factorization.

1010202131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1010202131 is about 31783.6771157775. The cubic root of 1010202131 is about 1003.3892106078.

Adding to 1010202131 its reverse (1312020101), we get a palindrome (2322222232).

The spelling of 1010202131 in words is "one billion, ten million, two hundred two thousand, one hundred thirty-one".