1111000101212 has 12 divisors (see below), whose sum is σ = 1962420740280. Its totient is φ = 550308461136.

The previous prime is 1111000101191. The next prime is 1111000101217. The reversal of 1111000101212 is 2121010001111.

It is a junction number, because it is equal to n+sod(n) for n = 1111000101193 and 1111000101202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111000101217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1297896887 + ... + 1297897742.

It is an arithmetic number, because the mean of its divisors is an integer number (163535061690).

Almost surely, 2^{1111000101212} is an apocalyptic number.

It is an amenable number.

1111000101212 is a deficient number, since it is larger than the sum of its proper divisors (851420639068).

1111000101212 is a wasteful number, since it uses less digits than its factorization.

1111000101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2595794740 (or 2595794738 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1111000101212 its reverse (2121010001111), we get a palindrome (3232010102323).

The spelling of 1111000101212 in words is "one trillion, one hundred eleven billion, one hundred one thousand, two hundred twelve".