1110021212011 has 8 divisors (see below), whose sum is σ = 1112217186384. Its totient is φ = 1107826880160.

The previous prime is 1110021211991. The next prime is 1110021212081. The reversal of 1110021212011 is 1102121200111.

It is a happy number.

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 1110021212011 - 2⁹ = 1110021211499 is a prime.

It is a super-2 number, since 2×1110021212011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1110021211982 and 1110021212000.

It is not an unprimeable number, because it can be changed into a prime (1110021212081) 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, 946741 + ... + 1765321.

It is an arithmetic number, because the mean of its divisors is an integer number (139027148298).

Almost surely, 2^{1110021212011} is an apocalyptic number.

1110021212011 is a deficient number, since it is larger than the sum of its proper divisors (2195974373).

1110021212011 is an equidigital number, since it uses as much as digits as its factorization.

1110021212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821261.

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

Adding to 1110021212011 its reverse (1102121200111), we get a palindrome (2212142412122).

The spelling of 1110021212011 in words is "one trillion, one hundred ten billion, twenty-one million, two hundred twelve thousand, eleven".