1865010100106 has 8 divisors (see below), whose sum is σ = 2797525092960. Its totient is φ = 932501735788.

The previous prime is 1865010100067. The next prime is 1865010100127. The reversal of 1865010100106 is 6010010105681.

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

It is a super-2 number, since 2×1865010100106² (a number of 25 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, 881036 + ... + 2122791.

It is an arithmetic number, because the mean of its divisors is an integer number (349690636620).

Almost surely, 2^{1865010100106} is an apocalyptic number.

1865010100106 is a deficient number, since it is larger than the sum of its proper divisors (932514992854).

1865010100106 is a wasteful number, since it uses less digits than its factorization.

1865010100106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3314268.

The product of its (nonzero) digits is 1440, while the sum is 29.

Adding to 1865010100106 its reverse (6010010105681), we get a palindrome (7875020205787).

The spelling of 1865010100106 in words is "one trillion, eight hundred sixty-five billion, ten million, one hundred thousand, one hundred six".