101243010066 has 32 divisors (see below), whose sum is σ = 223555223808. Its totient is φ = 30310063440.

The previous prime is 101243010049. The next prime is 101243010103. The reversal of 101243010066 is 660010342101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9235396 + ... + 9246351.

It is an arithmetic number, because the mean of its divisors is an integer number (6986100744).

Almost surely, 2^101243010066 is an apocalyptic number.

101243010066 is an abundant number, since it is smaller than the sum of its proper divisors (122312213742).

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

101243010066 is a wasteful number, since it uses less digits than its factorization.

101243010066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18481846.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 101243010066 its reverse (660010342101), we get a palindrome (761253352167).

The spelling of 101243010066 in words is "one hundred one billion, two hundred forty-three million, ten thousand, sixty-six".