1211102300110 has 32 divisors (see below), whose sum is σ = 2250422079840. Its totient is φ = 468987445248.

The previous prime is 1211102300081. The next prime is 1211102300171. The reversal of 1211102300110 is 110032011121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12413875 + ... + 12511054.

It is an arithmetic number, because the mean of its divisors is an integer number (70325689995).

Almost surely, 2^{1211102300110} is an apocalyptic number.

1211102300110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1211102300110 is a deficient number, since it is larger than the sum of its proper divisors (1039319779730).

1211102300110 is a wasteful number, since it uses less digits than its factorization.

1211102300110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24925092.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1211102300110 its reverse (110032011121), we get a palindrome (1321134311231).

The spelling of 1211102300110 in words is "one trillion, two hundred eleven billion, one hundred two million, three hundred thousand, one hundred ten".