102201340566015 has 12 divisors (see below), whose sum is σ = 177148990314504. Its totient is φ = 54507381635184.

The previous prime is 102201340566011. The next prime is 102201340566041. The reversal of 102201340566015 is 510665043102201.

102201340566015 is a `hidden beast` number, since 1 + 0 + 2 + 2 + 0 + 1 + 3 + 40 + 5 + 6 + 601 + 5 = 666.

It is not a de Polignac number, because 102201340566015 - 2² = 102201340566011 is a prime.

It is a super-2 number, since 2×102201340566015² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102201340566011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1135570450689 + ... + 1135570450778.

It is an arithmetic number, because the mean of its divisors is an integer number (14762415859542).

Almost surely, 2^{102201340566015} is an apocalyptic number.

102201340566015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

102201340566015 is a deficient number, since it is larger than the sum of its proper divisors (74947649748489).

102201340566015 is a wasteful number, since it uses less digits than its factorization.

102201340566015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271140901478 (or 2271140901475 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

Adding to 102201340566015 its reverse (510665043102201), we get a palindrome (612866383668216).

The spelling of 102201340566015 in words is "one hundred two trillion, two hundred one billion, three hundred forty million, five hundred sixty-six thousand, fifteen".