1211010022112 has 24 divisors (see below), whose sum is σ = 2600919252792. Its totient is φ = 550459100800.

The previous prime is 1211010022099. The next prime is 1211010022127. The reversal of 1211010022112 is 2112200101121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1720184339 + ... + 1720185042.

It is an arithmetic number, because the mean of its divisors is an integer number (108371635533).

Almost surely, 2^{1211010022112} is an apocalyptic number.

It is an amenable number.

1211010022112 is an abundant number, since it is smaller than the sum of its proper divisors (1389909230680).

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

1211010022112 is a wasteful number, since it uses less digits than its factorization.

1211010022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3440369402 (or 3440369394 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1211010022112 its reverse (2112200101121), we get a palindrome (3323210123233).

The spelling of 1211010022112 in words is "one trillion, two hundred eleven billion, ten million, twenty-two thousand, one hundred twelve".