2131401011 has 2 divisors, whose sum is σ = 2131401012. Its totient is φ = 2131401010.

The previous prime is 2131400987. The next prime is 2131401059. The reversal of 2131401011 is 1101041312.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2131401011 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2131401211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065700505 + 1065700506.

It is an arithmetic number, because the mean of its divisors is an integer number (1065700506).

Almost surely, 2^2131401011 is an apocalyptic number.

2131401011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2131401011 is an equidigital number, since it uses as much as digits as its factorization.

2131401011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 2131401011 is about 46167.0987934048. The cubic root of 2131401011 is about 1286.9303877519.

Adding to 2131401011 its reverse (1101041312), we get a palindrome (3232442323).

The spelling of 2131401011 in words is "two billion, one hundred thirty-one million, four hundred one thousand, eleven".