1130003220121 has 4 divisors (see below), whose sum is σ = 1137587134500. Its totient is φ = 1122419305744.

The previous prime is 1130003220113. The next prime is 1130003220173. The reversal of 1130003220121 is 1210223000311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 363615030025 + 766388190096 = 603005^2 + 875436^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130003220121 - 2³ = 1130003220113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1130003220095 and 1130003220104.

It is not an unprimeable number, because it can be changed into a prime (1130003220221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3791956966 + ... + 3791957263.

It is an arithmetic number, because the mean of its divisors is an integer number (284396783625).

Almost surely, 2^{1130003220121} is an apocalyptic number.

It is an amenable number.

1130003220121 is a deficient number, since it is larger than the sum of its proper divisors (7583914379).

1130003220121 is an equidigital number, since it uses as much as digits as its factorization.

1130003220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7583914378.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1130003220121 its reverse (1210223000311), we get a palindrome (2340226220432).

The spelling of 1130003220121 in words is "one trillion, one hundred thirty billion, three million, two hundred twenty thousand, one hundred twenty-one".