1110011201021 has 8 divisors (see below), whose sum is σ = 1168444968000. Its totient is φ = 1051578646560.

The previous prime is 1110011201009. The next prime is 1110011201029. The reversal of 1110011201021 is 1201021100111.

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-1110011201021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1110011200993 and 1110011201011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110011201029) 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, 2040761 + ... + 2526801.

It is an arithmetic number, because the mean of its divisors is an integer number (146055621000).

Almost surely, 2^{1110011201021} is an apocalyptic number.

It is an amenable number.

1110011201021 is a deficient number, since it is larger than the sum of its proper divisors (58433766979).

1110011201021 is a wasteful number, since it uses less digits than its factorization.

1110011201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606259.

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

Adding to 1110011201021 its reverse (1201021100111), we get a palindrome (2311032301132).

The spelling of 1110011201021 in words is "one trillion, one hundred ten billion, eleven million, two hundred one thousand, twenty-one".