1002211121110 has 32 divisors (see below), whose sum is σ = 1913273203392. Its totient is φ = 377168542080.

The previous prime is 1002211121081. The next prime is 1002211121113. The reversal of 1002211121110 is 111211122001.

It is a happy number.

1002211121110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002211121113) 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, 35702689 + ... + 35730748.

It is an arithmetic number, because the mean of its divisors is an integer number (59789787606).

Almost surely, 2^{1002211121110} is an apocalyptic number.

1002211121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002211121110 is a deficient number, since it is larger than the sum of its proper divisors (911062082282).

1002211121110 is a wasteful number, since it uses less digits than its factorization.

1002211121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71433528.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1002211121110 its reverse (111211122001), we get a palindrome (1113422243111).

The spelling of 1002211121110 in words is "one trillion, two billion, two hundred eleven million, one hundred twenty-one thousand, one hundred ten".