101213242 has 8 divisors (see below), whose sum is σ = 163498356. Its totient is φ = 46713792.

The previous prime is 101213237. The next prime is 101213243. The reversal of 101213242 is 242312101.

It can be written as a sum of positive squares in 2 ways, for example, as 96412761 + 4800481 = 9819^2 + 2191^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (101213243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1946383 + ... + 1946434.

Almost surely, 2^101213242 is an apocalyptic number.

101213242 is a deficient number, since it is larger than the sum of its proper divisors (62285114).

101213242 is a wasteful number, since it uses less digits than its factorization.

101213242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3892832.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 101213242 is about 10060.4792132383. The cubic root of 101213242 is about 466.0284662748.

Adding to 101213242 its reverse (242312101), we get a palindrome (343525343).

The spelling of 101213242 in words is "one hundred one million, two hundred thirteen thousand, two hundred forty-two".