121101022210 has 16 divisors (see below), whose sum is σ = 249122102976. Its totient is φ = 41520350448.

The previous prime is 121101022183. The next prime is 121101022213. The reversal of 121101022210 is 12220101121.

It is not an unprimeable number, because it can be changed into a prime (121101022213) 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, 865007232 + ... + 865007371.

It is an arithmetic number, because the mean of its divisors is an integer number (15570131436).

Almost surely, 2^121101022210 is an apocalyptic number.

121101022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121101022210 is an abundant number, since it is smaller than the sum of its proper divisors (128021080766).

121101022210 is a wasteful number, since it uses less digits than its factorization.

121101022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730014617.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121101022210 its reverse (12220101121), we get a palindrome (133321123331).

The spelling of 121101022210 in words is "one hundred twenty-one billion, one hundred one million, twenty-two thousand, two hundred ten".