121330211232210 has 32 divisors (see below), whose sum is σ = 291569211420480. Its totient is φ = 32312866943808.

The previous prime is 121330211232203. The next prime is 121330211232281. The reversal of 121330211232210 is 12232112033121.

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, 2615979640 + ... + 2616026019.

It is an arithmetic number, because the mean of its divisors is an integer number (9111537856890).

Almost surely, 2^{121330211232210} is an apocalyptic number.

121330211232210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121330211232210 is an abundant number, since it is smaller than the sum of its proper divisors (170239000188270).

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

121330211232210 is a wasteful number, since it uses less digits than its factorization.

121330211232210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5232006442.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 121330211232210 its reverse (12232112033121), we get a palindrome (133562323265331).

The spelling of 121330211232210 in words is "one hundred twenty-one trillion, three hundred thirty billion, two hundred eleven million, two hundred thirty-two thousand, two hundred ten".