1011120033211 has 4 divisors (see below), whose sum is σ = 1034634452632. Its totient is φ = 987605613792.

The previous prime is 1011120033191. The next prime is 1011120033223. The reversal of 1011120033211 is 1123300211101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1011120033211 - 2⁷ = 1011120033083 is a prime.

It is a super-2 number, since 2×1011120033211² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011120033611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11757209646 + ... + 11757209731.

It is an arithmetic number, because the mean of its divisors is an integer number (258658613158).

Almost surely, 2^{1011120033211} is an apocalyptic number.

1011120033211 is a deficient number, since it is larger than the sum of its proper divisors (23514419421).

1011120033211 is an equidigital number, since it uses as much as digits as its factorization.

1011120033211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23514419420.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1011120033211 its reverse (1123300211101), we get a palindrome (2134420244312).

The spelling of 1011120033211 in words is "one trillion, eleven billion, one hundred twenty million, thirty-three thousand, two hundred eleven".