1100001012222 has 16 divisors (see below), whose sum is σ = 2514288028032. Its totient is φ = 314286003480.

The previous prime is 1100001012217. The next prime is 1100001012259. The reversal of 1100001012222 is 2222101000011.

It is a junction number, because it is equal to n+sod(n) for n = 1100001012198 and 1100001012207.

It is a congruent number.

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, 13095250104 + ... + 13095250187.

It is an arithmetic number, because the mean of its divisors is an integer number (157143001752).

Almost surely, 2^{1100001012222} is an apocalyptic number.

1100001012222 is an abundant number, since it is smaller than the sum of its proper divisors (1414287015810).

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

1100001012222 is a wasteful number, since it uses less digits than its factorization.

1100001012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26190500303.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1100001012222 its reverse (2222101000011), we get a palindrome (3322102012233).

The spelling of 1100001012222 in words is "one trillion, one hundred billion, one million, twelve thousand, two hundred twenty-two".