103000321132121 has 16 divisors (see below), whose sum is σ = 117982025968128. Its totient is φ = 88085686852800.

The previous prime is 103000321132103. The next prime is 103000321132139. The reversal of 103000321132121 is 121231123000301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (103000321132103) and next prime (103000321132139).

It is a de Polignac number, because none of the positive numbers 2^k-103000321132121 is a prime.

It is a super-4 number, since 4×103000321132121⁴ (a number of 57 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103000321132093 and 103000321132102.

It is not an unprimeable number, because it can be changed into a prime (103000321132721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4028090 + ... + 14907251.

It is an arithmetic number, because the mean of its divisors is an integer number (7373876623008).

Almost surely, 2^{103000321132121} is an apocalyptic number.

It is an amenable number.

103000321132121 is a deficient number, since it is larger than the sum of its proper divisors (14981704836007).

103000321132121 is an equidigital number, since it uses as much as digits as its factorization.

103000321132121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18937112.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 103000321132121 its reverse (121231123000301), we get a palindrome (224231444132422).

The spelling of 103000321132121 in words is "one hundred three trillion, three hundred twenty-one million, one hundred thirty-two thousand, one hundred twenty-one".