10001121121330 has 8 divisors (see below), whose sum is σ = 18002018018412. Its totient is φ = 4000448448528.

The previous prime is 10001121121291. The next prime is 10001121121331. The reversal of 10001121121330 is 3312112110001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8287852172769 + 1713268948561 = 2878863^2 + 1308919^2 .

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

It is not an unprimeable number, because it can be changed into a prime (10001121121331) 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, 500056056057 + ... + 500056056076.

Almost surely, 2^{10001121121330} is an apocalyptic number.

10001121121330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10001121121330 is a deficient number, since it is larger than the sum of its proper divisors (8000896897082).

10001121121330 is a wasteful number, since it uses less digits than its factorization.

10001121121330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000112112140.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10001121121330 its reverse (3312112110001), we get a palindrome (13313233231331).

The spelling of 10001121121330 in words is "ten trillion, one billion, one hundred twenty-one million, one hundred twenty-one thousand, three hundred thirty".