321400102 has 8 divisors (see below), whose sum is σ = 488890512. Its totient is φ = 158436600.

The previous prime is 321400099. The next prime is 321400117. The reversal of 321400102 is 201004123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×321400102² = 206596051131220808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1131549 + ... + 1131832.

It is an arithmetic number, because the mean of its divisors is an integer number (61111314).

Almost surely, 2^321400102 is an apocalyptic number.

321400102 is a deficient number, since it is larger than the sum of its proper divisors (167490410).

321400102 is a wasteful number, since it uses less digits than its factorization.

321400102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2263454.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 321400102 is about 17927.6351480054. The cubic root of 321400102 is about 684.9864859607.

Adding to 321400102 its reverse (201004123), we get a palindrome (522404225).

The spelling of 321400102 in words is "three hundred twenty-one million, four hundred thousand, one hundred two".