1112020123311 has 64 divisors (see below), whose sum is σ = 1716630896640. Its totient is φ = 710668546560.

The previous prime is 1112020123283. The next prime is 1112020123337. The reversal of 1112020123311 is 1133210202111.

1112020123311 is a `hidden beast` number, since 11 + 120 + 201 + 2 + 331 + 1 = 666.

It is not a de Polignac number, because 1112020123311 - 2²² = 1112015929007 is a prime.

It is a super-2 number, since 2×1112020123311² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112020125311) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 316182525 + ... + 316186041.

It is an arithmetic number, because the mean of its divisors is an integer number (26822357760).

Almost surely, 2^{1112020123311} is an apocalyptic number.

1112020123311 is a deficient number, since it is larger than the sum of its proper divisors (604610773329).

1112020123311 is a wasteful number, since it uses less digits than its factorization.

1112020123311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7013 (or 7007 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1112020123311 its reverse (1133210202111), we get a palindrome (2245230325422).

The spelling of 1112020123311 in words is "one trillion, one hundred twelve billion, twenty million, one hundred twenty-three thousand, three hundred eleven".