101231422 has 4 divisors (see below), whose sum is σ = 151847136. Its totient is φ = 50615710.

The previous prime is 101231407. The next prime is 101231423. The reversal of 101231422 is 224132101.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 101231396 and 101231405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101231423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25307854 + ... + 25307857.

It is an arithmetic number, because the mean of its divisors is an integer number (37961784).

Almost surely, 2^101231422 is an apocalyptic number.

101231422 is a deficient number, since it is larger than the sum of its proper divisors (50615714).

101231422 is an equidigital number, since it uses as much as digits as its factorization.

101231422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50615713.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 101231422 is about 10061.3827081570. The cubic root of 101231422 is about 466.0563674010.

Adding to 101231422 its reverse (224132101), we get a palindrome (325363523).

The spelling of 101231422 in words is "one hundred one million, two hundred thirty-one thousand, four hundred twenty-two".