201051320 has 32 divisors (see below), whose sum is σ = 453388320. Its totient is φ = 80238720.

The previous prime is 201051317. The next prime is 201051329. The reversal of 201051320 is 23150102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201051295 and 201051304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201051329) 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, 12989 + ... + 23891.

It is an arithmetic number, because the mean of its divisors is an integer number (14168385).

Almost surely, 2^201051320 is an apocalyptic number.

201051320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201051320 is an abundant number, since it is smaller than the sum of its proper divisors (252337000).

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

201051320 is a wasteful number, since it uses less digits than its factorization.

201051320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11375 (or 11371 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 201051320 is about 14179.2566800943. The cubic root of 201051320 is about 585.8264501771.

The spelling of 201051320 in words is "two hundred one million, fifty-one thousand, three hundred twenty".