1011342222 has 72 divisors (see below), whose sum is σ = 2523058200. Its totient is φ = 290316960.

The previous prime is 1011342209. The next prime is 1011342253. The reversal of 1011342222 is 2222431101.

It is a happy number.

1011342222 is a `hidden beast` number, since 101 + 1 + 342 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1011342195 and 1011342204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 64404 + ... + 78552.

It is an arithmetic number, because the mean of its divisors is an integer number (35042475).

Almost surely, 2^1011342222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1011342222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1261529100).

1011342222 is an abundant number, since it is smaller than the sum of its proper divisors (1511715978).

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

1011342222 is a wasteful number, since it uses less digits than its factorization.

1011342222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14206 (or 14184 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1011342222 is about 31801.6072235351. The cubic root of 1011342222 is about 1003.7665360611.

Adding to 1011342222 its reverse (2222431101), we get a palindrome (3233773323).

The spelling of 1011342222 in words is "one billion, eleven million, three hundred forty-two thousand, two hundred twenty-two".