1210222220110 has 16 divisors (see below), whose sum is σ = 2178423846000. Its totient is φ = 484083588096.

The previous prime is 1210222220107. The next prime is 1210222220117. The reversal of 1210222220110 is 110222220121.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210222220117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373741 + ... + 1600039.

It is an arithmetic number, because the mean of its divisors is an integer number (136151490375).

Almost surely, 2^{1210222220110} is an apocalyptic number.

1210222220110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210222220110 is a deficient number, since it is larger than the sum of its proper divisors (968201625890).

1210222220110 is a wasteful number, since it uses less digits than its factorization.

1210222220110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324995.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1210222220110 its reverse (110222220121), we get a palindrome (1320444440231).

The spelling of 1210222220110 in words is "one trillion, two hundred ten billion, two hundred twenty-two million, two hundred twenty thousand, one hundred ten".