121120001212210 has 128 divisors (see below), whose sum is σ = 292727556785664. Its totient is φ = 34846906613760.

The previous prime is 121120001212159. The next prime is 121120001212291. The reversal of 121120001212210 is 12212100021121.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 534791154 + ... + 535017586.

It is an arithmetic number, because the mean of its divisors is an integer number (2286934037388).

Almost surely, 2^{121120001212210} is an apocalyptic number.

121120001212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121120001212210 is an abundant number, since it is smaller than the sum of its proper divisors (171607555573454).

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

121120001212210 is a wasteful number, since it uses less digits than its factorization.

121120001212210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279908.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121120001212210 its reverse (12212100021121), we get a palindrome (133332101233331).

The spelling of 121120001212210 in words is "one hundred twenty-one trillion, one hundred twenty billion, one million, two hundred twelve thousand, two hundred ten".