1045202122 has 32 divisors (see below), whose sum is σ = 1704801600. Its totient is φ = 478908288.

The previous prime is 1045202111. The next prime is 1045202131. The reversal of 1045202122 is 2212025401.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1045202122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249598 + ... + 253750.

It is an arithmetic number, because the mean of its divisors is an integer number (53275050).

Almost surely, 2^1045202122 is an apocalyptic number.

1045202122 is a deficient number, since it is larger than the sum of its proper divisors (659599478).

1045202122 is a wasteful number, since it uses less digits than its factorization.

1045202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4390.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 1045202122 is about 32329.5858618696. The cubic root of 1045202122 is about 1014.8458830769.

Adding to 1045202122 its reverse (2212025401), we get a palindrome (3257227523).

The spelling of 1045202122 in words is "one billion, forty-five million, two hundred two thousand, one hundred twenty-two".