1100122121110 has 32 divisors (see below), whose sum is σ = 2066969741760. Its totient is φ = 420783187968.

The previous prime is 1100122121107. The next prime is 1100122121123. The reversal of 1100122121110 is 111212210011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25807 + ... + 1483546.

It is an arithmetic number, because the mean of its divisors is an integer number (64592804430).

Almost surely, 2^{1100122121110} is an apocalyptic number.

1100122121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1100122121110 is a deficient number, since it is larger than the sum of its proper divisors (966847620650).

1100122121110 is a wasteful number, since it uses less digits than its factorization.

1100122121110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512552.

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

Adding to 1100122121110 its reverse (111212210011), we get a palindrome (1211334331121).

The spelling of 1100122121110 in words is "one trillion, one hundred billion, one hundred twenty-two million, one hundred twenty-one thousand, one hundred ten".