102142959195 has 8 divisors (see below), whose sum is σ = 163428734736. Its totient is φ = 54476244896.

The previous prime is 102142959179. The next prime is 102142959227. The reversal of 102142959195 is 591959241201.

It is a happy number.

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 102142959195 - 2⁴ = 102142959179 is a prime.

It is a super-2 number, since 2×102142959195² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3404765292 + ... + 3404765321.

It is an arithmetic number, because the mean of its divisors is an integer number (20428591842).

Almost surely, 2^102142959195 is an apocalyptic number.

102142959195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

102142959195 is a deficient number, since it is larger than the sum of its proper divisors (61285775541).

102142959195 is an equidigital number, since it uses as much as digits as its factorization.

102142959195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6809530621.

The product of its (nonzero) digits is 291600, while the sum is 48.

The spelling of 102142959195 in words is "one hundred two billion, one hundred forty-two million, nine hundred fifty-nine thousand, one hundred ninety-five".