10003021123 has 8 divisors (see below), whose sum is σ = 10096318496. Its totient is φ = 9910080000.

The previous prime is 10003021117. The next prime is 10003021177. The reversal of 10003021123 is 32112030001.

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 10003021123 - 2²¹ = 10000923971 is a prime.

It is a super-2 number, since 2×10003021123² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10003021423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32478 + ... + 145123.

It is an arithmetic number, because the mean of its divisors is an integer number (1262039812).

Almost surely, 2^10003021123 is an apocalyptic number.

10003021123 is a deficient number, since it is larger than the sum of its proper divisors (93297373).

10003021123 is a wasteful number, since it uses less digits than its factorization.

10003021123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178125.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10003021123 its reverse (32112030001), we get a palindrome (42115051124).

The spelling of 10003021123 in words is "ten billion, three million, twenty-one thousand, one hundred twenty-three".