1111120001211 has 32 divisors (see below), whose sum is σ = 1675083168000. Its totient is φ = 649194756480.

The previous prime is 1111120001209. The next prime is 1111120001213. The reversal of 1111120001211 is 1121000211111.

It is an interprime number because it is at equal distance from previous prime (1111120001209) and next prime (1111120001213).

It is not a de Polignac number, because 1111120001211 - 2¹ = 1111120001209 is a prime.

It is a super-2 number, since 2×1111120001211² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1111120001213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4041261 + ... + 4307438.

It is an arithmetic number, because the mean of its divisors is an integer number (52346349000).

Almost surely, 2^{1111120001211} is an apocalyptic number.

1111120001211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1111120001211 is a deficient number, since it is larger than the sum of its proper divisors (563963166789).

1111120001211 is a wasteful number, since it uses less digits than its factorization.

1111120001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8348859.

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

Adding to 1111120001211 its reverse (1121000211111), we get a palindrome (2232120212322).

The spelling of 1111120001211 in words is "one trillion, one hundred eleven billion, one hundred twenty million, one thousand, two hundred eleven".