201340051 has 8 divisors (see below), whose sum is σ = 225580464. Its totient is φ = 178089120.

The previous prime is 201340039. The next prime is 201340063. The reversal of 201340051 is 150043102.

It is an interprime number because it is at equal distance from previous prime (201340039) and next prime (201340063).

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

It is not a de Polignac number, because 201340051 - 2¹⁷ = 201208979 is a prime.

It is a super-2 number, since 2×201340051² = 81075632273365202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201340751) 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, 246940 + ... + 247753.

It is an arithmetic number, because the mean of its divisors is an integer number (28197558).

Almost surely, 2^201340051 is an apocalyptic number.

201340051 is a deficient number, since it is larger than the sum of its proper divisors (24240413).

201340051 is a wasteful number, since it uses less digits than its factorization.

201340051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494741.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 201340051 is about 14189.4344848553. The cubic root of 201340051 is about 586.1067523253.

Adding to 201340051 its reverse (150043102), we get a palindrome (351383153).

The spelling of 201340051 in words is "two hundred one million, three hundred forty thousand, fifty-one".