1011121112201 has 8 divisors (see below), whose sum is σ = 1089117832704. Its totient is φ = 935960636160.

The previous prime is 1011121112189. The next prime is 1011121112219. The reversal of 1011121112201 is 1022111211101.

1011121112201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-1011121112201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011121112251) 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, 709060376 + ... + 709061801.

It is an arithmetic number, because the mean of its divisors is an integer number (136139729088).

Almost surely, 2^{1011121112201} is an apocalyptic number.

It is an amenable number.

1011121112201 is a deficient number, since it is larger than the sum of its proper divisors (77996720503).

1011121112201 is a wasteful number, since it uses less digits than its factorization.

1011121112201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418122231.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1011121112201 its reverse (1022111211101), we get a palindrome (2033232323302).

The spelling of 1011121112201 in words is "one trillion, eleven billion, one hundred twenty-one million, one hundred twelve thousand, two hundred one".