101421432433 has 2 divisors, whose sum is σ = 101421432434. Its totient is φ = 101421432432.

The previous prime is 101421432407. The next prime is 101421432481. The reversal of 101421432433 is 334234124101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98688965904 + 2732466529 = 314148^2 + 52273^2 .

It is a cyclic number.

It is not a de Polignac number, because 101421432433 - 2¹³ = 101421424241 is a prime.

It is not a weakly prime, because it can be changed into another prime (101421432733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50710716216 + 50710716217.

It is an arithmetic number, because the mean of its divisors is an integer number (50710716217).

Almost surely, 2^101421432433 is an apocalyptic number.

It is an amenable number.

101421432433 is a deficient number, since it is larger than the sum of its proper divisors (1).

101421432433 is an equidigital number, since it uses as much as digits as its factorization.

101421432433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 101421432433 its reverse (334234124101), we get a palindrome (435655556534).

The spelling of 101421432433 in words is "one hundred one billion, four hundred twenty-one million, four hundred thirty-two thousand, four hundred thirty-three".