1100021002012 has 48 divisors (see below), whose sum is σ = 2003372530432. Its totient is φ = 527935242240.

The previous prime is 1100021001953. The next prime is 1100021002013. The reversal of 1100021002012 is 2102001200011.

It is a self number, because there is not a number n which added to its sum of digits gives 1100021002012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100021002013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7996888 + ... + 8133280.

Almost surely, 2^{1100021002012} is an apocalyptic number.

It is an amenable number.

1100021002012 is a deficient number, since it is larger than the sum of its proper divisors (903351528420).

1100021002012 is a wasteful number, since it uses less digits than its factorization.

1100021002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136958 (or 136956 counting only the distinct ones).

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

Adding to 1100021002012 its reverse (2102001200011), we get a palindrome (3202022202023).

The spelling of 1100021002012 in words is "one trillion, one hundred billion, twenty-one million, two thousand, twelve".