1003243211123 has 8 divisors (see below), whose sum is σ = 1057419651600. Its totient is φ = 950372227168.

The previous prime is 1003243211119. The next prime is 1003243211143. The reversal of 1003243211123 is 3211123423001.

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

It is not a de Polignac number, because 1003243211123 - 2² = 1003243211119 is a prime.

It is a super-2 number, since 2×1003243211123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1003243211143) 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, 326362553 + ... + 326365626.

It is an arithmetic number, because the mean of its divisors is an integer number (132177456450).

Almost surely, 2^{1003243211123} is an apocalyptic number.

1003243211123 is a deficient number, since it is larger than the sum of its proper divisors (54176440477).

1003243211123 is an equidigital number, since it uses as much as digits as its factorization.

1003243211123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652728261.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1003243211123 its reverse (3211123423001), we get a palindrome (4214366634124).

The spelling of 1003243211123 in words is "one trillion, three billion, two hundred forty-three million, two hundred eleven thousand, one hundred twenty-three".