2101052352431 has 2 divisors, whose sum is σ = 2101052352432. Its totient is φ = 2101052352430.

The previous prime is 2101052352419. The next prime is 2101052352457. The reversal of 2101052352431 is 1342532501012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2101052352431 - 2⁶ = 2101052352367 is a prime.

It is a super-2 number, since 2×2101052352431² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2101052352394 and 2101052352403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101052352401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050526176215 + 1050526176216.

It is an arithmetic number, because the mean of its divisors is an integer number (1050526176216).

Almost surely, 2^{2101052352431} is an apocalyptic number.

2101052352431 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101052352431 is an equidigital number, since it uses as much as digits as its factorization.

2101052352431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 2101052352431 its reverse (1342532501012), we get a palindrome (3443584853443).

The spelling of 2101052352431 in words is "two trillion, one hundred one billion, fifty-two million, three hundred fifty-two thousand, four hundred thirty-one".