11002100021010 has 144 divisors (see below), whose sum is σ = 33277175096256. Its totient is φ = 2514657208896.

The previous prime is 11002100020969. The next prime is 11002100021023. The reversal of 11002100021010 is 1012000120011.

It is a happy number.

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 = 11002100020983 and 11002100021001.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 148875529 + ... + 148949411.

It is an arithmetic number, because the mean of its divisors is an integer number (231091493724).

Almost surely, 2^{11002100021010} is an apocalyptic number.

11002100021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11002100021010 is an abundant number, since it is smaller than the sum of its proper divisors (22275075075246).

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

11002100021010 is a wasteful number, since it uses less digits than its factorization.

11002100021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107677 (or 107667 counting only the distinct ones).

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

Adding to 11002100021010 its reverse (1012000120011), we get a palindrome (12014100141021).

Subtracting from 11002100021010 its reverse (1012000120011), we obtain a palindrome (9990099900999).

The spelling of 11002100021010 in words is "eleven trillion, two billion, one hundred million, twenty-one thousand, ten".