1120001201011 has 32 divisors (see below), whose sum is σ = 1401697640448. Its totient is φ = 869397179040.

The previous prime is 1120001201003. The next prime is 1120001201021. The reversal of 1120001201011 is 1101021000211.

It is a cyclic number.

It is not a de Polignac number, because 1120001201011 - 2³ = 1120001201003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1120001201021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128627920 + ... + 128636626.

It is an arithmetic number, because the mean of its divisors is an integer number (43803051264).

Almost surely, 2^{1120001201011} is an apocalyptic number.

1120001201011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1120001201011 is a deficient number, since it is larger than the sum of its proper divisors (281696439437).

1120001201011 is a wasteful number, since it uses less digits than its factorization.

1120001201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14911.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1120001201011 its reverse (1101021000211), we get a palindrome (2221022201222).

The spelling of 1120001201011 in words is "one trillion, one hundred twenty billion, one million, two hundred one thousand, eleven".