121122504 has 24 divisors (see below), whose sum is σ = 328040310. Its totient is φ = 40374144.

The previous prime is 121122493. The next prime is 121122527. The reversal of 121122504 is 405221121.

It can be written as a sum of positive squares in only one way, i.e., 73925604 + 47196900 = 8598^2 + 6870^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 841057 + ... + 841200.

Almost surely, 2^121122504 is an apocalyptic number.

It is an amenable number.

121122504 is an abundant number, since it is smaller than the sum of its proper divisors (206917806).

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

121122504 is a wasteful number, since it uses less digits than its factorization.

121122504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682269 (or 1682262 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 121122504 is about 11005.5669549551. The cubic root of 121122504 is about 494.7756068948.

Adding to 121122504 its reverse (405221121), we get a palindrome (526343625).

The spelling of 121122504 in words is "one hundred twenty-one million, one hundred twenty-two thousand, five hundred four".