1300211121 has 8 divisors (see below), whose sum is σ = 1891216224. Its totient is φ = 788006720.

The previous prime is 1300211111. The next prime is 1300211123. The reversal of 1300211121 is 1211120031.

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 1300211121 - 2¹³ = 1300202929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1300211097 and 1300211106.

It is not an unprimeable number, because it can be changed into a prime (1300211123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19700136 + ... + 19700201.

It is an arithmetic number, because the mean of its divisors is an integer number (236402028).

Almost surely, 2^1300211121 is an apocalyptic number.

1300211121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1300211121 is a deficient number, since it is larger than the sum of its proper divisors (591005103).

1300211121 is a wasteful number, since it uses less digits than its factorization.

1300211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39400351.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1300211121 is about 36058.4403572867. The cubic root of 1300211121 is about 1091.4519608777.

Adding to 1300211121 its reverse (1211120031), we get a palindrome (2511331152).

The spelling of 1300211121 in words is "one billion, three hundred million, two hundred eleven thousand, one hundred twenty-one".