1100121010201 has 8 divisors (see below), whose sum is σ = 1128560896008. Its totient is φ = 1071757680000.

The previous prime is 1100121010139. The next prime is 1100121010207. The reversal of 1100121010201 is 1020101210011.

It can be written as a sum of positive squares in 4 ways, for example, as 223472601 + 1099897537600 = 14949^2 + 1048760^2 .

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 1100121010201 - 2⁷ = 1100121010073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100121010207) 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, 19109790 + ... + 19167271.

It is an arithmetic number, because the mean of its divisors is an integer number (141070112001).

Almost surely, 2^{1100121010201} is an apocalyptic number.

It is an amenable number.

1100121010201 is a deficient number, since it is larger than the sum of its proper divisors (28439885807).

1100121010201 is an equidigital number, since it uses as much as digits as its factorization.

1100121010201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38277803.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1100121010201 its reverse (1020101210011), we get a palindrome (2120222220212).

The spelling of 1100121010201 in words is "one trillion, one hundred billion, one hundred twenty-one million, ten thousand, two hundred one".