10342121503 has 8 divisors (see below), whose sum is σ = 11881451520. Its totient is φ = 8818262520.

The previous prime is 10342121501. The next prime is 10342121507. The reversal of 10342121503 is 30512124301.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10342121503 - 2¹ = 10342121501 is a prime.

It is a super-4 number, since 4×10342121503⁴ (a number of 41 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10342121501) 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, 3866323 + ... + 3868996.

It is an arithmetic number, because the mean of its divisors is an integer number (1485181440).

Almost surely, 2^10342121503 is an apocalyptic number.

10342121503 is a deficient number, since it is larger than the sum of its proper divisors (1539330017).

10342121503 is an equidigital number, since it uses as much as digits as its factorization.

10342121503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7735517.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 10342121503 its reverse (30512124301), we get a palindrome (40854245804).

The spelling of 10342121503 in words is "ten billion, three hundred forty-two million, one hundred twenty-one thousand, five hundred three".