1121021010011 has 8 divisors (see below), whose sum is σ = 1281318895104. Its totient is φ = 960761131560.

The previous prime is 1121021009981. The next prime is 1121021010023. The reversal of 1121021010011 is 1100101201211.

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 1121021010011 - 2⁶ = 1121021009947 is a prime.

It is a super-3 number, since 3×1121021010011³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121021009974 and 1121021010001.

It is not an unprimeable number, because it can be changed into a prime (1121021010041) 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, 9438425 + ... + 9556458.

It is an arithmetic number, because the mean of its divisors is an integer number (160164861888).

Almost surely, 2^{1121021010011} is an apocalyptic number.

1121021010011 is a deficient number, since it is larger than the sum of its proper divisors (160297885093).

1121021010011 is an equidigital number, since it uses as much as digits as its factorization.

1121021010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19003321.

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

Adding to 1121021010011 its reverse (1100101201211), we get a palindrome (2221122211222).

The spelling of 1121021010011 in words is "one trillion, one hundred twenty-one billion, twenty-one million, ten thousand, eleven".