1100210121006 has 16 divisors (see below), whose sum is σ = 2206165469184. Its totient is φ = 365779169144.

The previous prime is 1100210120993. The next prime is 1100210121007. The reversal of 1100210121006 is 6001210120011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100210121007) 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, 239381976 + ... + 239386571.

It is an arithmetic number, because the mean of its divisors is an integer number (137885341824).

Almost surely, 2^{1100210121006} is an apocalyptic number.

1100210121006 is an abundant number, since it is smaller than the sum of its proper divisors (1105955348178).

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

1100210121006 is a wasteful number, since it uses less digits than its factorization.

1100210121006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478768935.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1100210121006 its reverse (6001210120011), we get a palindrome (7101420241017).

The spelling of 1100210121006 in words is "one trillion, one hundred billion, two hundred ten million, one hundred twenty-one thousand, six".