1102120001112 has 96 divisors (see below), whose sum is σ = 3131636845680. Its totient is φ = 321265716480.

The previous prime is 1102120001063. The next prime is 1102120001113. The reversal of 1102120001112 is 2111000212011.

It is a super-2 number, since 2×1102120001112² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102120001113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4779939 + ... + 5005202.

Almost surely, 2^{1102120001112} is an apocalyptic number.

1102120001112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1102120001112 is an abundant number, since it is smaller than the sum of its proper divisors (2029516844568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1102120001112 is a wasteful number, since it uses less digits than its factorization.

1102120001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9785201 (or 9785178 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1102120001112 its reverse (2111000212011), we get a palindrome (3213120213123).

The spelling of 1102120001112 in words is "one trillion, one hundred two billion, one hundred twenty million, one thousand, one hundred twelve".