1121012101211 has 4 divisors (see below), whose sum is σ = 1121093767800. Its totient is φ = 1120930434624.

The previous prime is 1121012101207. The next prime is 1121012101217.

1121012101211 is nontrivially palindromic in base 10.

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 1121012101211 - 2² = 1121012101207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121012101217) 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, 40812701 + ... + 40840158.

It is an arithmetic number, because the mean of its divisors is an integer number (280273441950).

Almost surely, 2^{1121012101211} is an apocalyptic number.

1121012101211 is a deficient number, since it is larger than the sum of its proper divisors (81666589).

1121012101211 is an equidigital number, since it uses as much as digits as its factorization.

1121012101211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81666588.

The product of its (nonzero) digits is 8, while the sum is 14.

The spelling of 1121012101211 in words is "one trillion, one hundred twenty-one billion, twelve million, one hundred one thousand, two hundred eleven".