111210101210011 has 4 divisors (see below), whose sum is σ = 112356597098872. Its totient is φ = 110063605321152.

The previous prime is 111210101209993. The next prime is 111210101210023. The reversal of 111210101210011 is 110012101012111.

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 111210101210011 - 2¹⁵ = 111210101177243 is a prime.

It is a super-2 number, since 2×111210101210011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111210101209973 and 111210101210000.

It is not an unprimeable number, because it can be changed into a prime (111210101210081) 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, 573247944285 + ... + 573247944478.

It is an arithmetic number, because the mean of its divisors is an integer number (28089149274718).

Almost surely, 2^{111210101210011} is an apocalyptic number.

111210101210011 is a deficient number, since it is larger than the sum of its proper divisors (1146495888861).

111210101210011 is an equidigital number, since it uses as much as digits as its factorization.

111210101210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146495888860.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 111210101210011 its reverse (110012101012111), we get a palindrome (221222202222122).

It can be divided in two parts, 1112101012100 and 11, that added together give a palindrome (1112101012111).

The spelling of 111210101210011 in words is "one hundred eleven trillion, two hundred ten billion, one hundred one million, two hundred ten thousand, eleven".