102145101522 has 8 divisors (see below), whose sum is σ = 204290203056. Its totient is φ = 34048367172.

The previous prime is 102145101517. The next prime is 102145101547. The reversal of 102145101522 is 225101541201.

It is a happy number.

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

102145101522 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 102145101492 and 102145101501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8512091788 + ... + 8512091799.

It is an arithmetic number, because the mean of its divisors is an integer number (25536275382).

Almost surely, 2^102145101522 is an apocalyptic number.

102145101522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

102145101522 is a wasteful number, since it uses less digits than its factorization.

102145101522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17024183592.

The product of its (nonzero) digits is 800, while the sum is 24.

Adding to 102145101522 its reverse (225101541201), we get a palindrome (327246642723).

The spelling of 102145101522 in words is "one hundred two billion, one hundred forty-five million, one hundred one thousand, five hundred twenty-two".