101624403242 has 8 divisors (see below), whose sum is σ = 152448958116. Its totient is φ = 50808083872.

The previous prime is 101624403239. The next prime is 101624403253. The reversal of 101624403242 is 242304426101.

It can be written as a sum of positive squares in 2 ways, for example, as 101008916761 + 615486481 = 317819^2 + 24809^2 .

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

It is a super-2 number, since 2×101624403242² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2027933 + ... + 2077440.

Almost surely, 2^101624403242 is an apocalyptic number.

101624403242 is a deficient number, since it is larger than the sum of its proper divisors (50824554874).

101624403242 is a wasteful number, since it uses less digits than its factorization.

101624403242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4117752.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 101624403242 its reverse (242304426101), we get a palindrome (343928829343).

The spelling of 101624403242 in words is "one hundred one billion, six hundred twenty-four million, four hundred three thousand, two hundred forty-two".