1011122110001 has 8 divisors (see below), whose sum is σ = 1035892886400. Its totient is φ = 986487064528.

The previous prime is 1011122109961. The next prime is 1011122110007. The reversal of 1011122110001 is 1000112211101.

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 1011122110001 - 2³⁰ = 1010048368177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011122110007) 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, 33917651 + ... + 33947448.

It is an arithmetic number, because the mean of its divisors is an integer number (129486610800).

Almost surely, 2^{1011122110001} is an apocalyptic number.

It is an amenable number.

1011122110001 is a deficient number, since it is larger than the sum of its proper divisors (24770776399).

1011122110001 is an equidigital number, since it uses as much as digits as its factorization.

1011122110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67865463.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1011122110001 its reverse (1000112211101), we get a palindrome (2011234321102).

The spelling of 1011122110001 in words is "one trillion, eleven billion, one hundred twenty-two million, one hundred ten thousand, one".