321402124 has 12 divisors (see below), whose sum is σ = 575534344. Its totient is φ = 156963744.

The previous prime is 321402113. The next prime is 321402131. The reversal of 321402124 is 421204123.

It is a super-2 number, since 2×321402124² = 206598650623422752, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 934137 + ... + 934480.

Almost surely, 2^321402124 is an apocalyptic number.

It is an amenable number.

321402124 is a deficient number, since it is larger than the sum of its proper divisors (254132220).

321402124 is a wasteful number, since it uses less digits than its factorization.

321402124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868664 (or 1868662 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 321402124 is about 17927.6915413000. The cubic root of 321402124 is about 684.9879224254.

Adding to 321402124 its reverse (421204123), we get a palindrome (742606247).

The spelling of 321402124 in words is "three hundred twenty-one million, four hundred two thousand, one hundred twenty-four".