1100221396 has 24 divisors (see below), whose sum is σ = 1954592640. Its totient is φ = 541783200.

The previous prime is 1100221379. The next prime is 1100221417. The reversal of 1100221396 is 6931220011.

It is a self number, because there is not a number n which added to its sum of digits gives 1100221396.

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, 404481 + ... + 407191.

It is an arithmetic number, because the mean of its divisors is an integer number (81441360).

Almost surely, 2^1100221396 is an apocalyptic number.

It is an amenable number.

1100221396 is a deficient number, since it is larger than the sum of its proper divisors (854371244).

1100221396 is a wasteful number, since it uses less digits than its factorization.

1100221396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4215 (or 4213 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 1100221396 is about 33169.5854059106. The cubic root of 1100221396 is about 1032.3493661707.

The spelling of 1100221396 in words is "one billion, one hundred million, two hundred twenty-one thousand, three hundred ninety-six".