1011100021010 has 16 divisors (see below), whose sum is σ = 1878689071872. Its totient is φ = 391393556400.

The previous prime is 1011100020989. The next prime is 1011100021013. The reversal of 1011100021010 is 101200011101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1011100021013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1630806176 + ... + 1630806795.

It is an arithmetic number, because the mean of its divisors is an integer number (117418066992).

Almost surely, 2^{1011100021010} is an apocalyptic number.

1011100021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011100021010 is a deficient number, since it is larger than the sum of its proper divisors (867589050862).

1011100021010 is a wasteful number, since it uses less digits than its factorization.

1011100021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3261613009.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1011100021010 its reverse (101200011101), we get a palindrome (1112300032111).

Subtracting from 1011100021010 its reverse (101200011101), we obtain a palindrome (909900009909).

The spelling of 1011100021010 in words is "one trillion, eleven billion, one hundred million, twenty-one thousand, ten".