1040205122 has 32 divisors (see below), whose sum is σ = 1811937600. Its totient is φ = 442886400.

The previous prime is 1040205119. The next prime is 1040205149. The reversal of 1040205122 is 2215020401.

It is a self number, because there is not a number n which added to its sum of digits gives 1040205122.

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, 23222 + ... + 51182.

It is an arithmetic number, because the mean of its divisors is an integer number (56623050).

Almost surely, 2^1040205122 is an apocalyptic number.

1040205122 is a deficient number, since it is larger than the sum of its proper divisors (771732478).

1040205122 is a wasteful number, since it uses less digits than its factorization.

1040205122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28082.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1040205122 is about 32252.2111179993. The cubic root of 1040205122 is about 1013.2260088271.

Adding to 1040205122 its reverse (2215020401), we get a palindrome (3255225523).

The spelling of 1040205122 in words is "one billion, forty million, two hundred five thousand, one hundred twenty-two".