342121110220 has 12 divisors (see below), whose sum is σ = 718454331504. Its totient is φ = 136848444080.

The previous prime is 342121110203. The next prime is 342121110307. The reversal of 342121110220 is 22011121243.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8553027736 + ... + 8553027775.

It is an arithmetic number, because the mean of its divisors is an integer number (59871194292).

Almost surely, 2^342121110220 is an apocalyptic number.

It is an amenable number.

342121110220 is an abundant number, since it is smaller than the sum of its proper divisors (376333221284).

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

342121110220 is a wasteful number, since it uses less digits than its factorization.

342121110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17106055520 (or 17106055518 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 342121110220 its reverse (22011121243), we get a palindrome (364132231463).

The spelling of 342121110220 in words is "three hundred forty-two billion, one hundred twenty-one million, one hundred ten thousand, two hundred twenty".