1001000122110 has 96 divisors (see below), whose sum is σ = 2732529889440. Its totient is φ = 253882024704.

The previous prime is 1001000122063. The next prime is 1001000122127. The reversal of 1001000122110 is 112210001001.

It is a happy number.

1001000122110 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1001000122092 and 1001000122101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2687257 + ... + 3036996.

It is an arithmetic number, because the mean of its divisors is an integer number (28463853015).

Almost surely, 2^{1001000122110} is an apocalyptic number.

1001000122110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001000122110 is an abundant number, since it is smaller than the sum of its proper divisors (1731529767330).

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

1001000122110 is a wasteful number, since it uses less digits than its factorization.

1001000122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5724362 (or 5724359 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1001000122110 its reverse (112210001001), we get a palindrome (1113210123111).

The spelling of 1001000122110 in words is "one trillion, one billion, one hundred twenty-two thousand, one hundred ten".