201321150810 has 64 divisors (see below), whose sum is σ = 520388668800. Its totient is φ = 49551125760.

The previous prime is 201321150781. The next prime is 201321150851. The reversal of 201321150810 is 18051123102.

It is a super-2 number, since 2×201321150810² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5528041 + ... + 5564339.

It is an arithmetic number, because the mean of its divisors is an integer number (8131072950).

Almost surely, 2^201321150810 is an apocalyptic number.

201321150810 is an abundant number, since it is smaller than the sum of its proper divisors (319067517990).

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

201321150810 is a wasteful number, since it uses less digits than its factorization.

201321150810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50543.

The product of its (nonzero) digits is 480, while the sum is 24.

Adding to 201321150810 its reverse (18051123102), we get a palindrome (219372273912).

The spelling of 201321150810 in words is "two hundred one billion, three hundred twenty-one million, one hundred fifty thousand, eight hundred ten".