1001851010106 has 16 divisors (see below), whose sum is σ = 2008933622784. Its totient is φ = 333078402944.

The previous prime is 1001851010101. The next prime is 1001851010107. The reversal of 1001851010106 is 6010101581001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1001851010101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217980951 + ... + 217985546.

It is an arithmetic number, because the mean of its divisors is an integer number (125558351424).

Almost surely, 2^{1001851010106} is an apocalyptic number.

1001851010106 is an abundant number, since it is smaller than the sum of its proper divisors (1007082612678).

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

1001851010106 is a wasteful number, since it uses less digits than its factorization.

1001851010106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435966885.

The product of its (nonzero) digits is 240, while the sum is 24.

Adding to 1001851010106 its reverse (6010101581001), we get a palindrome (7011952591107).

The spelling of 1001851010106 in words is "one trillion, one billion, eight hundred fifty-one million, ten thousand, one hundred six".