1011121210011 has 8 divisors (see below), whose sum is σ = 1470721760064. Its totient is φ = 612800733320.

The previous prime is 1011121209977. The next prime is 1011121210039. The reversal of 1011121210011 is 1100121211101.

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 1011121210011 - 2⁶ = 1011121209947 is a prime.

It is a super-2 number, since 2×1011121210011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1011121210051) 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, 15320018301 + ... + 15320018366.

It is an arithmetic number, because the mean of its divisors is an integer number (183840220008).

Almost surely, 2^{1011121210011} is an apocalyptic number.

1011121210011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1011121210011 is a deficient number, since it is larger than the sum of its proper divisors (459600550053).

1011121210011 is a wasteful number, since it uses less digits than its factorization.

1011121210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30640036681.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1011121210011 its reverse (1100121211101), we get a palindrome (2111242421112).

The spelling of 1011121210011 in words is "one trillion, eleven billion, one hundred twenty-one million, two hundred ten thousand, eleven".