342121102312 has 32 divisors (see below), whose sum is σ = 700047852480. Its totient is φ = 155452994560.

The previous prime is 342121102277. The next prime is 342121102313. The reversal of 342121102312 is 213201121243.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (342121102313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463828 + ... + 948355.

It is an arithmetic number, because the mean of its divisors is an integer number (21876495390).

Almost surely, 2^342121102312 is an apocalyptic number.

It is an amenable number.

342121102312 is an abundant number, since it is smaller than the sum of its proper divisors (357926750168).

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

342121102312 is a wasteful number, since it uses less digits than its factorization.

342121102312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414953 (or 1414949 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 342121102312 its reverse (213201121243), we get a palindrome (555322223555).

The spelling of 342121102312 in words is "three hundred forty-two billion, one hundred twenty-one million, one hundred two thousand, three hundred twelve".