1000122210010 has 96 divisors (see below), whose sum is σ = 2293285913856. Its totient is φ = 307335705600.

The previous prime is 1000122209941. The next prime is 1000122210019. The reversal of 1000122210010 is 100122210001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1000122210019) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 230167 + ... + 1432906.

It is an arithmetic number, because the mean of its divisors is an integer number (23888394936).

Almost surely, 2^{1000122210010} is an apocalyptic number.

1000122210010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000122210010 is an abundant number, since it is smaller than the sum of its proper divisors (1293163703846).

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

1000122210010 is a wasteful number, since it uses less digits than its factorization.

1000122210010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663180 (or 1663169 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1000122210010 its reverse (100122210001), we get a palindrome (1100244420011).

Subtracting from 1000122210010 its reverse (100122210001), we obtain a palindrome (900000000009).

The spelling of 1000122210010 in words is "one trillion, one hundred twenty-two million, two hundred ten thousand, ten".