101422403 has 2 divisors, whose sum is σ = 101422404. Its totient is φ = 101422402.

The previous prime is 101422393. The next prime is 101422463. The reversal of 101422403 is 304224101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101422403 - 2⁶ = 101422339 is a prime.

It is not a weakly prime, because it can be changed into another prime (101422463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50711201 + 50711202.

It is an arithmetic number, because the mean of its divisors is an integer number (50711202).

Almost surely, 2^101422403 is an apocalyptic number.

101422403 is a deficient number, since it is larger than the sum of its proper divisors (1).

101422403 is an equidigital number, since it uses as much as digits as its factorization.

101422403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 101422403 is about 10070.8690290362. The cubic root of 101422403 is about 466.3492672222.

Adding to 101422403 its reverse (304224101), we get a palindrome (405646504).

The spelling of 101422403 in words is "one hundred one million, four hundred twenty-two thousand, four hundred three".