1122200042 has 16 divisors (see below), whose sum is σ = 1714390272. Its totient is φ = 550774320.

The previous prime is 1122200041. The next prime is 1122200099. The reversal of 1122200042 is 2400022211.

It is not an unprimeable number, because it can be changed into a prime (1122200041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52223 + ... + 70509.

It is an arithmetic number, because the mean of its divisors is an integer number (107149392).

Almost surely, 2^1122200042 is an apocalyptic number.

1122200042 is a deficient number, since it is larger than the sum of its proper divisors (592190230).

1122200042 is a wasteful number, since it uses less digits than its factorization.

1122200042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18853.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1122200042 is about 33499.2543499105. The cubic root of 1122200042 is about 1039.1783580673.

Adding to 1122200042 its reverse (2400022211), we get a palindrome (3522222253).

The spelling of 1122200042 in words is "one billion, one hundred twenty-two million, two hundred thousand, forty-two".