1121010022111 has 8 divisors (see below), whose sum is σ = 1281662524064. Its totient is φ = 960484573440.

The previous prime is 1121010022091. The next prime is 1121010022141. The reversal of 1121010022111 is 1112200101211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1121010022111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121010022091 and 1121010022100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121010022141) 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, 31744410 + ... + 31779703.

It is an arithmetic number, because the mean of its divisors is an integer number (160207815508).

Almost surely, 2^{1121010022111} is an apocalyptic number.

1121010022111 is a deficient number, since it is larger than the sum of its proper divisors (160652501953).

1121010022111 is an equidigital number, since it uses as much as digits as its factorization.

1121010022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63526641.

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

Adding to 1121010022111 its reverse (1112200101211), we get a palindrome (2233210123322).

The spelling of 1121010022111 in words is "one trillion, one hundred twenty-one billion, ten million, twenty-two thousand, one hundred eleven".