1101001212222 has 16 divisors (see below), whose sum is σ = 2253211783680. Its totient is φ = 358465510872.

The previous prime is 1101001212211. The next prime is 1101001212239. The reversal of 1101001212222 is 2222121001011.

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, 2133723022 + ... + 2133723537.

It is an arithmetic number, because the mean of its divisors is an integer number (140825736480).

Almost surely, 2^{1101001212222} is an apocalyptic number.

1101001212222 is an abundant number, since it is smaller than the sum of its proper divisors (1152210571458).

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

1101001212222 is a wasteful number, since it uses less digits than its factorization.

1101001212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4267446607.

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

Adding to 1101001212222 its reverse (2222121001011), we get a palindrome (3323122213233).

The spelling of 1101001212222 in words is "one trillion, one hundred one billion, one million, two hundred twelve thousand, two hundred twenty-two".