1101002121222 has 16 divisors (see below), whose sum is σ = 2238102673392. Its totient is φ = 360984301920.

The previous prime is 1101002121221. The next prime is 1101002121253. The reversal of 1101002121222 is 2221212001011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101002121221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1504100893 + ... + 1504101624.

It is an arithmetic number, because the mean of its divisors is an integer number (139881417087).

Almost surely, 2^{1101002121222} is an apocalyptic number.

1101002121222 is an abundant number, since it is smaller than the sum of its proper divisors (1137100552170).

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

1101002121222 is a wasteful number, since it uses less digits than its factorization.

1101002121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3008202583.

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

Adding to 1101002121222 its reverse (2221212001011), we get a palindrome (3322214122233).

It can be divided in two parts, 110100 and 2121222, that added together give a palindrome (2231322).

The spelling of 1101002121222 in words is "one trillion, one hundred one billion, two million, one hundred twenty-one thousand, two hundred twenty-two".