1100122111201 has 8 divisors (see below), whose sum is σ = 1117300980224. Its totient is φ = 1082965569840.

The previous prime is 1100122111189. The next prime is 1100122111213. The reversal of 1100122111201 is 1021112210011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1100122111189) and next prime (1100122111213).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100122111201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100122111601) 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, 5482590 + ... + 5679703.

It is an arithmetic number, because the mean of its divisors is an integer number (139662622528).

Almost surely, 2^{1100122111201} is an apocalyptic number.

It is an amenable number.

1100122111201 is a deficient number, since it is larger than the sum of its proper divisors (17178869023).

1100122111201 is a wasteful number, since it uses less digits than its factorization.

1100122111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11163831.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1100122111201 its reverse (1021112210011), we get a palindrome (2121234321212).

The spelling of 1100122111201 in words is "one trillion, one hundred billion, one hundred twenty-two million, one hundred eleven thousand, two hundred one".