121103102210 has 32 divisors (see below), whose sum is σ = 227530287360. Its totient is φ = 46321437888.

The previous prime is 121103102179. The next prime is 121103102231. The reversal of 121103102210 is 12201301121.

It is a super-2 number, since 2×121103102210² (a number of 23 digits) contains 22 as substring.

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, 721979 + ... + 873761.

It is an arithmetic number, because the mean of its divisors is an integer number (7110321480).

Almost surely, 2^121103102210 is an apocalyptic number.

121103102210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121103102210 is a deficient number, since it is larger than the sum of its proper divisors (106427185150).

121103102210 is a wasteful number, since it uses less digits than its factorization.

121103102210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155282.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 121103102210 its reverse (12201301121), we get a palindrome (133304403331).

The spelling of 121103102210 in words is "one hundred twenty-one billion, one hundred three million, one hundred two thousand, two hundred ten".