102250142115 has 16 divisors (see below), whose sum is σ = 178472975616. Its totient is φ = 49575826400.

The previous prime is 102250142003. The next prime is 102250142143. The reversal of 102250142115 is 511241052201.

It is a happy number.

It is not a de Polignac number, because 102250142115 - 2¹¹ = 102250140067 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309848751 + ... + 309849080.

It is an arithmetic number, because the mean of its divisors is an integer number (11154560976).

Almost surely, 2^102250142115 is an apocalyptic number.

102250142115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

102250142115 is a deficient number, since it is larger than the sum of its proper divisors (76222833501).

102250142115 is a wasteful number, since it uses less digits than its factorization.

102250142115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619697850.

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

Adding to 102250142115 its reverse (511241052201), we get a palindrome (613491194316).

The spelling of 102250142115 in words is "one hundred two billion, two hundred fifty million, one hundred forty-two thousand, one hundred fifteen".