112121020111011 has 16 divisors (see below), whose sum is σ = 152971671954816. Its totient is φ = 73008865633536.

The previous prime is 112121020110949. The next prime is 112121020111013. The reversal of 112121020111011 is 110111020121211.

It is not a de Polignac number, because 112121020111011 - 2¹⁴ = 112121020094627 is a prime.

It is a super-2 number, since 2×112121020111011² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112121020111013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78221376 + ... + 79641858.

It is an arithmetic number, because the mean of its divisors is an integer number (9560729497176).

Almost surely, 2^{112121020111011} is an apocalyptic number.

112121020111011 is a deficient number, since it is larger than the sum of its proper divisors (40850651843805).

112121020111011 is a wasteful number, since it uses less digits than its factorization.

112121020111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032402.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 112121020111011 its reverse (110111020121211), we get a palindrome (222232040232222).

The spelling of 112121020111011 in words is "one hundred twelve trillion, one hundred twenty-one billion, twenty million, one hundred eleven thousand, eleven".