1101000012012 has 36 divisors (see below), whose sum is σ = 2790967484760. Its totient is φ = 365960339712.

The previous prime is 1101000012001. The next prime is 1101000012031. The reversal of 1101000012012 is 2102100001011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1101000011985 and 1101000012003.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43306462 + ... + 43331877.

Almost surely, 2^{1101000012012} is an apocalyptic number.

1101000012012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101000012012 is an abundant number, since it is smaller than the sum of its proper divisors (1689967472748).

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

1101000012012 is a wasteful number, since it uses less digits than its factorization.

1101000012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86638702 (or 86638697 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1101000012012 its reverse (2102100001011), we get a palindrome (3203100013023).

The spelling of 1101000012012 in words is "one trillion, one hundred one billion, twelve thousand, twelve".