121624122 has 16 divisors (see below), whose sum is σ = 249181632. Its totient is φ = 39552480.

The previous prime is 121624121. The next prime is 121624123. The reversal of 121624122 is 221426121.

It is an interprime number because it is at equal distance from previous prime (121624121) and next prime (121624123).

It is not an unprimeable number, because it can be changed into a prime (121624121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246958 + ... + 247449.

It is an arithmetic number, because the mean of its divisors is an integer number (15573852).

Almost surely, 2^121624122 is an apocalyptic number.

121624122 is an abundant number, since it is smaller than the sum of its proper divisors (127557510).

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

121624122 is a wasteful number, since it uses less digits than its factorization.

121624122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494453.

The product of its digits is 384, while the sum is 21.

The square root of 121624122 is about 11028.3326935671. The cubic root of 121624122 is about 495.4576891165.

The spelling of 121624122 in words is "one hundred twenty-one million, six hundred twenty-four thousand, one hundred twenty-two".