1100201122212 has 24 divisors (see below), whose sum is σ = 2569100132256. Its totient is φ = 366453110208.

The previous prime is 1100201122081. The next prime is 1100201122243. The reversal of 1100201122212 is 2122211020011.

It is a junction number, because it is equal to n+sod(n) for n = 1100201122191 and 1100201122200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35058313 + ... + 35089680.

It is an arithmetic number, because the mean of its divisors is an integer number (107045838844).

Almost surely, 2^{1100201122212} is an apocalyptic number.

1100201122212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1100201122212 is an abundant number, since it is smaller than the sum of its proper divisors (1468899010044).

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

1100201122212 is a wasteful number, since it uses less digits than its factorization.

1100201122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70149307 (or 70149305 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1100201122212 its reverse (2122211020011), we get a palindrome (3222412142223).

The spelling of 1100201122212 in words is "one trillion, one hundred billion, two hundred one million, one hundred twenty-two thousand, two hundred twelve".