1001423100122 has 16 divisors (see below), whose sum is σ = 1530947245032. Its totient is φ = 491113159680.

The previous prime is 1001423100103. The next prime is 1001423100127. The reversal of 1001423100122 is 2210013241001.

It can be written as a sum of positive squares in 4 ways, for example, as 854642931961 + 146780168161 = 924469^2 + 383119^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1001423100122.

It is not an unprimeable number, because it can be changed into a prime (1001423100127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1105079 + ... + 1795562.

Almost surely, 2^{1001423100122} is an apocalyptic number.

1001423100122 is a deficient number, since it is larger than the sum of its proper divisors (529524144910).

1001423100122 is a wasteful number, since it uses less digits than its factorization.

1001423100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903953.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1001423100122 its reverse (2210013241001), we get a palindrome (3211436341123).

The spelling of 1001423100122 in words is "one trillion, one billion, four hundred twenty-three million, one hundred thousand, one hundred twenty-two".