102153321 has 12 divisors (see below), whose sum is σ = 147659200. Its totient is φ = 68054040.

The previous prime is 102153307. The next prime is 102153371. The reversal of 102153321 is 123351201.

It is not a de Polignac number, because 102153321 - 2⁶ = 102153257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102153294 and 102153303.

It is not an unprimeable number, because it can be changed into a prime (102153371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13380 + ... + 19578.

Almost surely, 2^102153321 is an apocalyptic number.

It is an amenable number.

102153321 is a deficient number, since it is larger than the sum of its proper divisors (45505879).

102153321 is a wasteful number, since it uses less digits than its factorization.

102153321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8036 (or 8033 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 102153321 is about 10107.0926086585. The cubic root of 102153321 is about 467.4668622074.

The spelling of 102153321 in words is "one hundred two million, one hundred fifty-three thousand, three hundred twenty-one".