111011111201012 has 24 divisors (see below), whose sum is σ = 212105019135072. Its totient is φ = 50417996968800.

The previous prime is 111011111200949. The next prime is 111011111201059. The reversal of 111011111201012 is 210102111110111.

It is a super-3 number, since 3×111011111201012³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1039921814 + ... + 1040028557.

It is an arithmetic number, because the mean of its divisors is an integer number (8837709130628).

Almost surely, 2^{111011111201012} is an apocalyptic number.

It is an amenable number.

111011111201012 is a deficient number, since it is larger than the sum of its proper divisors (101093907934060).

111011111201012 is a wasteful number, since it uses less digits than its factorization.

111011111201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079951599 (or 2079951597 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 111011111201012 its reverse (210102111110111), we get a palindrome (321113222311123).

Subtracting 111011111201012 from its reverse (210102111110111), we obtain a palindrome (99090999909099).

The spelling of 111011111201012 in words is "one hundred eleven trillion, eleven billion, one hundred eleven million, two hundred one thousand, twelve".