201321096 has 32 divisors (see below), whose sum is σ = 503831040. Its totient is φ = 67036608.

The previous prime is 201321091. The next prime is 201321101. The reversal of 201321096 is 690123102.

It is an interprime number because it is at equal distance from previous prime (201321091) and next prime (201321101).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (201321091) 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, 22230 + ... + 29946.

It is an arithmetic number, because the mean of its divisors is an integer number (15744720).

Almost surely, 2^201321096 is an apocalyptic number.

It is an amenable number.

201321096 is an abundant number, since it is smaller than the sum of its proper divisors (302509944).

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

201321096 is a wasteful number, since it uses less digits than its factorization.

201321096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8813 (or 8809 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 201321096 is about 14188.7665425857. The cubic root of 201321096 is about 586.0883588957.

Adding to 201321096 its reverse (690123102), we get a palindrome (891444198).

The spelling of 201321096 in words is "two hundred one million, three hundred twenty-one thousand, ninety-six".