1100012101212 has 24 divisors (see below), whose sum is σ = 2701784108800. Its totient is φ = 347372242416.

The previous prime is 1100012101207. The next prime is 1100012101217. The reversal of 1100012101212 is 2121012100011.

It is an interprime number because it is at equal distance from previous prime (1100012101207) and next prime (1100012101217).

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 (1100012101217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2412307012 + ... + 2412307467.

Almost surely, 2^{1100012101212} is an apocalyptic number.

1100012101212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1100012101212 is an abundant number, since it is smaller than the sum of its proper divisors (1601772007588).

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

1100012101212 is a wasteful number, since it uses less digits than its factorization.

1100012101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4824614505 (or 4824614503 counting only the distinct ones).

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

Adding to 1100012101212 its reverse (2121012100011), we get a palindrome (3221024201223).

The spelling of 1100012101212 in words is "one trillion, one hundred billion, twelve million, one hundred one thousand, two hundred twelve".