11002121110 has 16 divisors (see below), whose sum is σ = 19806458976. Its totient is φ = 4400261568.

The previous prime is 11002121107. The next prime is 11002121131. The reversal of 11002121110 is 1112120011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9874 + ... + 148666.

It is an arithmetic number, because the mean of its divisors is an integer number (1237903686).

Almost surely, 2^11002121110 is an apocalyptic number.

11002121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11002121110 is a deficient number, since it is larger than the sum of its proper divisors (8804337866).

11002121110 is a wasteful number, since it uses less digits than its factorization.

11002121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146727.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11002121110 its reverse (1112120011), we get a palindrome (12114241121).

It can be divided in two parts, 110021 and 21110, that added together give a palindrome (131131).

The spelling of 11002121110 in words is "eleven billion, two million, one hundred twenty-one thousand, one hundred ten".