100042130 has 16 divisors (see below), whose sum is σ = 180278784. Its totient is φ = 39971760.

The previous prime is 100042121. The next prime is 100042147. The reversal of 100042130 is 31240001.

It is a happy number.

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, 4559 + ... + 14861.

It is an arithmetic number, because the mean of its divisors is an integer number (11267424).

Almost surely, 2^100042130 is an apocalyptic number.

100042130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100042130 is a deficient number, since it is larger than the sum of its proper divisors (80236654).

100042130 is a wasteful number, since it uses less digits than its factorization.

100042130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11281.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 100042130 is about 10002.1062781796. The cubic root of 100042130 is about 464.2240575887.

Adding to 100042130 its reverse (31240001), we get a palindrome (131282131).

The spelling of 100042130 in words is "one hundred million, forty-two thousand, one hundred thirty".