10121422338 has 16 divisors (see below), whose sum is σ = 22492049760. Its totient is φ = 3373807428.

The previous prime is 10121422331. The next prime is 10121422391. The reversal of 10121422338 is 83322412101.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10121422331) 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 in 7 ways as a sum of consecutive naturals, for example, 93716820 + ... + 93716927.

It is an arithmetic number, because the mean of its divisors is an integer number (1405753110).

Almost surely, 2^10121422338 is an apocalyptic number.

10121422338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

10121422338 is an abundant number, since it is smaller than the sum of its proper divisors (12370627422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10121422338 is a wasteful number, since it uses less digits than its factorization.

10121422338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187433758 (or 187433752 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 10121422338 its reverse (83322412101), we get a palindrome (93443834439).

The spelling of 10121422338 in words is "ten billion, one hundred twenty-one million, four hundred twenty-two thousand, three hundred thirty-eight".