1204513122 has 32 divisors (see below), whose sum is σ = 2489541120. Its totient is φ = 388114560.

The previous prime is 1204513109. The next prime is 1204513157. The reversal of 1204513122 is 2213154021.

It is a super-2 number, since 2×1204513122² = 2901703722140373768, which contains 22 as substring.

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, 189004 + ... + 195272.

It is an arithmetic number, because the mean of its divisors is an integer number (77798160).

Almost surely, 2^1204513122 is an apocalyptic number.

1204513122 is an abundant number, since it is smaller than the sum of its proper divisors (1285027998).

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

1204513122 is a wasteful number, since it uses less digits than its factorization.

1204513122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7338.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1204513122 is about 34706.0963232686. The cubic root of 1204513122 is about 1063.9890991638.

Adding to 1204513122 its reverse (2213154021), we get a palindrome (3417667143).

The spelling of 1204513122 in words is "one billion, two hundred four million, five hundred thirteen thousand, one hundred twenty-two".