102081878133 has 16 divisors (see below), whose sum is σ = 137166553536. Its totient is φ = 67527250560.

The previous prime is 102081878117. The next prime is 102081878149. The reversal of 102081878133 is 331878180201.

It is an interprime number because it is at equal distance from previous prime (102081878117) and next prime (102081878149).

It is not a de Polignac number, because 102081878133 - 2⁴ = 102081878117 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102081878153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132543 + ... + 470883.

It is an arithmetic number, because the mean of its divisors is an integer number (8572909596).

Almost surely, 2^102081878133 is an apocalyptic number.

It is an amenable number.

102081878133 is a deficient number, since it is larger than the sum of its proper divisors (35084675403).

102081878133 is a wasteful number, since it uses less digits than its factorization.

102081878133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339124.

The product of its (nonzero) digits is 64512, while the sum is 42.

The spelling of 102081878133 in words is "one hundred two billion, eighty-one million, eight hundred seventy-eight thousand, one hundred thirty-three".