1100222122 has 8 divisors (see below), whose sum is σ = 1651159872. Its totient is φ = 549835500.

The previous prime is 1100222119. The next prime is 1100222131. The reversal of 1100222122 is 2212220011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 132754 + ... + 140797.

It is an arithmetic number, because the mean of its divisors is an integer number (206394984).

Almost surely, 2^1100222122 is an apocalyptic number.

1100222122 is a deficient number, since it is larger than the sum of its proper divisors (550937750).

1100222122 is a wasteful number, since it uses less digits than its factorization.

1100222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275564.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1100222122 is about 33169.5963496694. The cubic root of 1100222122 is about 1032.3495932418.

Adding to 1100222122 its reverse (2212220011), we get a palindrome (3312442133).

It can be divided in two parts, 11002 and 22122, that added together give a square (33124 = 182²).

The spelling of 1100222122 in words is "one billion, one hundred million, two hundred twenty-two thousand, one hundred twenty-two".