260201407200221 has 8 divisors (see below), whose sum is σ = 270980405559000. Its totient is φ = 249542844577600.

The previous prime is 260201407200209. The next prime is 260201407200233. The reversal of 260201407200221 is 122002704102062.

It is an interprime number because it is at equal distance from previous prime (260201407200209) and next prime (260201407200233).

It can be written as a sum of positive squares in 4 ways, for example, as 12947482224121 + 247253924976100 = 3598261^2 + 15724310^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260201407200221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260201407202221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30108929630 + ... + 30108938271.

It is an arithmetic number, because the mean of its divisors is an integer number (33872550694875).

Almost surely, 2^{260201407200221} is an apocalyptic number.

It is an amenable number.

260201407200221 is a deficient number, since it is larger than the sum of its proper divisors (10778998358779).

260201407200221 is a wasteful number, since it uses less digits than its factorization.

260201407200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60217868079.

The product of its (nonzero) digits is 5376, while the sum is 29.

The spelling of 260201407200221 in words is "two hundred sixty trillion, two hundred one billion, four hundred seven million, two hundred thousand, two hundred twenty-one".