101542234 has 4 divisors (see below), whose sum is σ = 152313354. Its totient is φ = 50771116.

The previous prime is 101542229. The next prime is 101542249. The reversal of 101542234 is 432245101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 99301225 + 2241009 = 9965^2 + 1497^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25385557 + ... + 25385560.

Almost surely, 2^101542234 is an apocalyptic number.

101542234 is a deficient number, since it is larger than the sum of its proper divisors (50771120).

101542234 is an equidigital number, since it uses as much as digits as its factorization.

101542234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50771119.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 101542234 is about 10076.8166600370. The cubic root of 101542234 is about 466.5328594830.

Adding to 101542234 its reverse (432245101), we get a palindrome (533787335).

The spelling of 101542234 in words is "one hundred one million, five hundred forty-two thousand, two hundred thirty-four".