1121220210011 has 8 divisors (see below), whose sum is σ = 1223157010800. Its totient is φ = 1019284691040.

The previous prime is 1121220209987. The next prime is 1121220210013. The reversal of 1121220210011 is 1100120221211.

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

It is not a de Polignac number, because 1121220210011 - 2¹⁴ = 1121220193627 is a prime.

It is a super-2 number, since 2×1121220210011² (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 (1121220210013) 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, 3048005 + ... + 3395993.

It is an arithmetic number, because the mean of its divisors is an integer number (152894626350).

Almost surely, 2^{1121220210011} is an apocalyptic number.

1121220210011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1121220210011 is a deficient number, since it is larger than the sum of its proper divisors (101936800789).

1121220210011 is a wasteful number, since it uses less digits than its factorization.

1121220210011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640909.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1121220210011 its reverse (1100120221211), we get a palindrome (2221340431222).

The spelling of 1121220210011 in words is "one trillion, one hundred twenty-one billion, two hundred twenty million, two hundred ten thousand, eleven".