102662110522261 has 8 divisors (see below), whose sum is σ = 107343859132224. Its totient is φ = 97998543461280.

The previous prime is 102662110522193. The next prime is 102662110522267. The reversal of 102662110522261 is 162225011266201.

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

It is a cyclic number.

It is not a de Polignac number, because 102662110522261 - 2¹⁹ = 102662109997973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102662110522261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102662110522267) 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, 4545375696 + ... + 4545398281.

It is an arithmetic number, because the mean of its divisors is an integer number (13417982391528).

Almost surely, 2^{102662110522261} is an apocalyptic number.

It is an amenable number.

102662110522261 is a deficient number, since it is larger than the sum of its proper divisors (4681748609963).

102662110522261 is an equidigital number, since it uses as much as digits as its factorization.

102662110522261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9090774491.

The product of its (nonzero) digits is 34560, while the sum is 37.

Adding to 102662110522261 its reverse (162225011266201), we get a palindrome (264887121788462).

The spelling of 102662110522261 in words is "one hundred two trillion, six hundred sixty-two billion, one hundred ten million, five hundred twenty-two thousand, two hundred sixty-one".