122004025 has 24 divisors (see below), whose sum is σ = 177738624. Its totient is φ = 81902400.

The previous prime is 122004023. The next prime is 122004037. The reversal of 122004025 is 520400221.

122004025 = 66² + 67² + ... + 715².

It is not a de Polignac number, because 122004025 - 2¹ = 122004023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122004023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13489 + ... + 20638.

It is an arithmetic number, because the mean of its divisors is an integer number (7405776).

Almost surely, 2^122004025 is an apocalyptic number.

It is an amenable number.

122004025 is a deficient number, since it is larger than the sum of its proper divisors (55734599).

122004025 is a wasteful number, since it uses less digits than its factorization.

122004025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34161 (or 34156 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 122004025 is about 11045.5432188734. The cubic root of 122004025 is about 495.9730206124.

Adding to 122004025 its reverse (520400221), we get a palindrome (642404246).

The spelling of 122004025 in words is "one hundred twenty-two million, four thousand, twenty-five".