1002000100026 has 16 divisors (see below), whose sum is σ = 2004012939744. Its totient is φ = 333997910064.

The previous prime is 1002000100019. The next prime is 1002000100027. The reversal of 1002000100026 is 6200010002001.

It is a super-2 number, since 2×1002000100026² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002000099984 and 1002000100020.

It is not an unprimeable number, because it can be changed into a prime (1002000100027) 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, 717460 + ... + 1587056.

It is an arithmetic number, because the mean of its divisors is an integer number (125250808734).

Almost surely, 2^{1002000100026} is an apocalyptic number.

1002000100026 is an abundant number, since it is smaller than the sum of its proper divisors (1002012839718).

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

1002000100026 is a wasteful number, since it uses less digits than its factorization.

1002000100026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061645.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1002000100026 its reverse (6200010002001), we get a palindrome (7202010102027).

The spelling of 1002000100026 in words is "one trillion, two billion, one hundred thousand, twenty-six".