1011100222 has 32 divisors (see below), whose sum is σ = 1669901184. Its totient is φ = 455344800.

The previous prime is 1011100199. The next prime is 1011100229. The reversal of 1011100222 is 2220011101.

It is a junction number, because it is equal to n+sod(n) for n = 1011100199 and 1011100208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011100229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1462897 + ... + 1463587.

It is an arithmetic number, because the mean of its divisors is an integer number (52184412).

Almost surely, 2^1011100222 is an apocalyptic number.

1011100222 is a deficient number, since it is larger than the sum of its proper divisors (658800962).

1011100222 is a wasteful number, since it uses less digits than its factorization.

1011100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1011100222 is about 31797.8021567529. The cubic root of 1011100222 is about 1003.6864672594.

Adding to 1011100222 its reverse (2220011101), we get a palindrome (3231111323).

The spelling of 1011100222 in words is "one billion, eleven million, one hundred thousand, two hundred twenty-two".