12202121101110 has 32 divisors (see below), whose sum is σ = 30294921356640. Its totient is φ = 3141695547648.

The previous prime is 12202121101099. The next prime is 12202121101117. The reversal of 12202121101110 is 1110112120221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12202121101110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202121101117) 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, 7012712407 + ... + 7012714146.

It is an arithmetic number, because the mean of its divisors is an integer number (946716292395).

Almost surely, 2^{12202121101110} is an apocalyptic number.

12202121101110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12202121101110 is an abundant number, since it is smaller than the sum of its proper divisors (18092800255530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12202121101110 is a wasteful number, since it uses less digits than its factorization.

12202121101110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14025426592.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12202121101110 its reverse (1110112120221), we get a palindrome (13312233221331).

The spelling of 12202121101110 in words is "twelve trillion, two hundred two billion, one hundred twenty-one million, one hundred one thousand, one hundred ten".