102051042 has 16 divisors (see below), whose sum is σ = 204202560. Its totient is φ = 34000272.

The previous prime is 102051013. The next prime is 102051043. The reversal of 102051042 is 240150201.

It is not an unprimeable number, because it can be changed into a prime (102051043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18363 + ... + 23265.

It is an arithmetic number, because the mean of its divisors is an integer number (12762660).

Almost surely, 2^102051042 is an apocalyptic number.

102051042 is an abundant number, since it is smaller than the sum of its proper divisors (102151518).

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

102051042 is a wasteful number, since it uses less digits than its factorization.

102051042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8377.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 102051042 is about 10102.0315778560. The cubic root of 102051042 is about 467.3107961145.

The spelling of 102051042 in words is "one hundred two million, fifty-one thousand, forty-two".