1011201101121 has 8 divisors (see below), whose sum is σ = 1427578025184. Its totient is φ = 634479122240.

The previous prime is 1011201101117. The next prime is 1011201101147. The reversal of 1011201101121 is 1211011021101.

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 1011201101121 - 2² = 1011201101117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011201101097 and 1011201101106.

It is not an unprimeable number, because it can be changed into a prime (1011201101621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9913736235 + ... + 9913736336.

It is an arithmetic number, because the mean of its divisors is an integer number (178447253148).

Almost surely, 2^{1011201101121} is an apocalyptic number.

It is an amenable number.

1011201101121 is a deficient number, since it is larger than the sum of its proper divisors (416376924063).

1011201101121 is a wasteful number, since it uses less digits than its factorization.

1011201101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19827472591.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1011201101121 its reverse (1211011021101), we get a palindrome (2222212122222).

The spelling of 1011201101121 in words is "one trillion, eleven billion, two hundred one million, one hundred one thousand, one hundred twenty-one".